[go: up one dir, main page]

WO2018138622A1 - Articles de poudrage constitués d'un siphon et d'un canevas intérieur - Google Patents

Articles de poudrage constitués d'un siphon et d'un canevas intérieur Download PDF

Info

Publication number
WO2018138622A1
WO2018138622A1 PCT/IB2018/050379 IB2018050379W WO2018138622A1 WO 2018138622 A1 WO2018138622 A1 WO 2018138622A1 IB 2018050379 W IB2018050379 W IB 2018050379W WO 2018138622 A1 WO2018138622 A1 WO 2018138622A1
Authority
WO
WIPO (PCT)
Prior art keywords
article
dusting
adhesive
exterior surface
interior surface
Prior art date
Application number
PCT/IB2018/050379
Other languages
English (en)
Inventor
Robert A. Schmitz
Gregory G. Amell
Kim C. Sachs, Jr.
Emily M. Van Vliet
Original Assignee
3M Innovative Properties Company
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Company filed Critical 3M Innovative Properties Company
Priority to US16/480,835 priority Critical patent/US20190387956A1/en
Publication of WO2018138622A1 publication Critical patent/WO2018138622A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L13/10—Scrubbing; Scouring; Cleaning; Polishing
    • A47L13/16—Cloths; Pads; Sponges
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L25/00—Domestic cleaning devices not provided for in other groups of this subclass 
    • A47L25/005—Domestic cleaning devices not provided for in other groups of this subclass  using adhesive or tacky surfaces to remove dirt, e.g. lint removers
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L13/00—Implements for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L13/10—Scrubbing; Scouring; Cleaning; Polishing
    • A47L13/16—Cloths; Pads; Sponges
    • A47L13/18—Gloves; Glove-like cloths

Definitions

  • the present invention relates to dusting articles. More specifically, the present invention relates to dusting articles with an adhesive layer on the exterior surface and barrier layer on the interior surface.
  • Dusting tools and materials are made from a variety of different constructions. For example, some dusting tools are designed to reach high or low areas. Such tools may include an extended handle with a dusting material on one end. Such dusting materials may range from feathers, to a non-woven material with fringes. In many instances, such dusters result in dislocating dust, but not in actually capturing the dust.
  • Patent 7,560,398 describes a cleaning wipe including a fiber web and a tacky material.
  • the fiber web defines opposing surfaces and an intermediate region between the opposing surfaces.
  • the tacky material is applied to the web such that a level of tacky material is greater in the intermediate region than at a working surface.
  • the tacky material on the opposing surfaces may adhere to the hand of a user.
  • a dusting article consistent with the present disclosure can be fitted over an existing dusting tool without damaging or leaving adhesive residue on the surface of the dusting tool.
  • a dusting article consistent with the present disclosure can be worn on a hand, and can be used to collect (instead of simply moving) dust and particles while keeping the hand of a user clean and free of dirt or other residue.
  • edges of the dusting article can be used to clean dust in corners or crevices of furniture or other surfaces.
  • the shape of the dusting article can allows for the dusting article to be easily fitted over a dusting tool, but yet be secured and not prone to sliding off the dusting tool unintentionally.
  • the present invention can also provide the advantage of being disposable (unlike a dusting tool designed for multiple uses).
  • the present invention has no side bias, in other words, both sides of the dusting article are usable for dusting.
  • the present disclosure includes a dusting article.
  • the dusting article comprises a first material comprising a lofty nonwoven web, the first material forming a continuous loop with an interior surface and an exterior surface, and a first end and a second end.
  • the dusting article further comprises an adhesive layer on at least the exterior surface of the first material.
  • the dusting article further comprises a second material comprising a barrier layer disposed on the interior surface of the first material.
  • the first end comprises an opening.
  • the present disclosure includes a dusting article comprising a first material comprising a lofty nonwoven web, the first material forming a continuous loop with an interior surface and an exterior surface, and a first end and a second end.
  • the exterior surface is treated and the exterior surface attracts particles or collects particles when it comes into contact with the particles; and the interior surface is untreated.
  • the adhesive layer comprises a pressure sensitive adhesive or a mineral oil tackifying agent.
  • the first material forming a continuous loop comprises a seam running from the first end to the second end.
  • the seam is bonded using adhesive, lamination, stitching, thermal, laser or sonic techniques.
  • the second end is bonded using adhesive, lamination, stitching, thermal, laser or sonic techniques.
  • the bonded second end forms a stiff surface
  • the first material forms an hourglass shape.
  • the wherein the first material forms a bowtie shape.
  • the first material forms a mitt or a mitten shape.
  • the second material is one of hydrophobic or hydrophilic.
  • the article further comprises a hook and loop material to close the first end.
  • the first material extends beyond the second material at the first end.
  • the exterior surface of the first material has a drag value of 0.60 kg or less.
  • the first material is impregnated with adhesive.
  • the second end comprises a fringe.
  • the barrier layer is deposited on the interior surface by spraying or coating.
  • FIGs. 1 A and IB show a dusting article consistent with the present disclosure.
  • FIG. 2 is a cross section of a dusting article consistent with the present disclosure.
  • FIG. 3 is a dusting article with a fringe.
  • FIG. 4 is a dusting article with a bow-tie shape.
  • FIGs. 5A and 5B show a dusting article where the first material extends beyond the second material at the first end.
  • FIGs. 6A - 6C show a dusting article comprising hook and loop material to close the first end
  • FIG. 7 shows a method of assembly for a dusting article consistent with the present disclosure.
  • FIG. 8 shows a method of assembly for a dusting article consistent with the present disclosure.
  • FIG. 9 shows a schematic of a test track as used in the Examples.
  • FIG. 10 shows results of the barrier efficacy test as discussed in the Examples.
  • FIGs. 1 A and IB show a dusting article 100 consistent with the present disclosure.
  • dusting article 100 is fitted over the head of dusting tool 110.
  • Dusting article includes a first material 102 comprising a lofty nonwoven web and a second material 104.
  • Second material 104 is located near or adjacent to the interior surface of first material 102.
  • first material 102 has an adhesive layer on its exterior surface.
  • An adhesive layer may be disposed on the exterior surface through any method, such as spraying, coating, and use of a solvent.
  • An adhesive layer may also be distributed throughout first material 102. For example, this may be achieved by using the
  • Adhesive may also be distributed throughout first material 102 using a solvent, roll coating, or other method as will be apparent to one of skill in the art upon reading the present disclosure.
  • a wide variety of adhesives may be used, such as a pressure sensitive adhesive, a moisture activated adhesive, or a tackifying agent (such as a mineral oil tackifying agent).
  • a tackifying agent such as a mineral oil tackifying agent.
  • adhesives that are designed to retain adhesive properties when wet, hot, cold or under undesirable conditions may be used consistent with the present disclosure.
  • First material 102 may have a basis weight of, for example, 20gsm, 30gsm, 40 gsm, 50 gsm, 75 gsm, 100 gsm, 125 gsm, 150 gsm or 200 gsm or may be within a range formed by any of the preceding values.
  • Second material 104 may be made of a variety of materials.
  • second material 104 may be a woven or nonwoven scrim or a plastic film.
  • Second material 104 could be knit, and/or could be made of a detackifier material such as silicone, a rubber, latex or plasticized material.
  • Second material 104 may have a basis weight of, for example, 7 grams per square meter (gsm), 15 gsm, 33 gsm, 40 gsm, 50 gsm, 60 gsm, or in a range between any of these values.
  • second material 104 is a barrier material.
  • Second material 104 may have hydrophilic or hydrophobic properties.
  • second material 104 may be or comprise a barrier layer deposited directly on an interior surface of first material 102. As shown in FIG. 1 A, first material forms a continuous loop with first end 120 and second end 122. In the embodiment shown, first end 120 is open and second end 122 is closed.
  • Dusting article 100 includes several seams. Seams 124 and 125 join the sides of two pieces of each of first material 102 and second material 104 so that first material 102 and second material 104 form a continuous loop. Seam 126 closes second end 122.
  • each of seams 124, 125 and 126 are formed using ultrasonic welding and each include two separate and parallel weld lines (124 A and 124B, 125A and 125B, 126A and 126B). While seams 124, 125 and 126 are formed using ultrasonic welding in FIG. 1 A, they may be formed using a variety of techniques including adhesive, lamination, stitching, thermal, laser or sonic techniques. While the continuous loop formed by the dusting article 100 in FIG. 1 A includes two seams 124 and 125, in some instances the continuous loop includes one or even zero seams.
  • FIG. IB shows dusting article 100 over a user's hand 130.
  • Dusting article 100 may take any size or shape consistent with the present disclosure. For example, the width or length of dusting article 100 may be varied. Dusting article 100 may have a varying circumference, such as the shape of an hourglass or a bowtie, or an irregular shape, such as the shape of a mitten to fit the hand of a user. Dusting article 100 may also have a decorative shape, such as a shape intended to appear like an animal (such as a turkey), a geometric or patterned shape or a shape intended to look like an object.
  • a decorative shape such as a shape intended to appear like an animal (such as a turkey), a geometric or patterned shape or a shape intended to look like an object.
  • the dusting article 100 may include a bond line that extends partway between the second end and the first end to allow a user to grip the dusting article 100 between their thumb and index finger.
  • Some configurations may include two such bond lines, mirrored from each other, to allow equal usage of both sides of the dusting article.
  • FIG. 2 is a cross section of a dusting article 100 consistent with the present disclosure.
  • the cross section shows first material 102 and second material 104 disposed on, near or adjacent to the interior surface of first material 102.
  • First material 102 and second material 104 may have varying thicknesses.
  • a dusting tool, hand or other device for reaching or cleaning may be inserted into the interior 105 of dusting article 100.
  • Second material 104 may serve as a barrier layer between material 102 and a dusting tool. This prevents any adhesive, oil, residue or particles coated on, impregnated in or collected by first material 102 from coming into contact with a dusting tool or user's hand. Seams 124, 125 and 126 (shown in FIG. 1 A) can also form a stiff surface to allow a user to reach into crevices, cracks or narrow places, such as between grates on a vent to collect dust in hard-to-reach areas.
  • FIG. 3 is a dusting article 300 with a fringe 310.
  • dusting article 300 includes a first material and second material.
  • fringe is formed by creating seam 302 along a horizontal cross section of a continuous loop of first material and second material.
  • the material below seam 302 is used as the major surface of the dusting article, and a dusting tool 320 or hand can be inserted into the opening below seam 302.
  • the material above seam 302 can be sliced vertical in increments to form a fringe 310 at the top of dusting article 300.
  • Fringe 310 is comprised on smaller pieces of material, such as segments 310A, 310B, 3 IOC, 310D, 310E and 310F.
  • Fringe 310 may include both a first material and a second material.
  • fringe 310 may only include a first material.
  • Fringe 310 provides for multiple flexible surfaces created by segments 310A-310F to collect dust and particles. Segments 310A- 31 OF may provide an ability to reach into small crevic
  • FIG. 4 is a dusting article 400 with a bow-tie shape.
  • Dusting article 400 as shown in FIG. 4 has a bowtie shape where both of first end 407 and second end 409 have a larger circumference than a middle cross section 405.
  • the bow tie shape of dusting article 400 allows the dusting article to be easily placed over the head 425 of dusting tool 420 because of the wider opening at first end 407, but also keeps the dusting article 400 in place during use of dusting tool 420 because the narrower section 405 cinches the head 425 of dusting tool 420.
  • FIGs. 5A and 5B show a dusting article where the first material extends beyond the second material at the first end.
  • FIG. 5 A shows a front view of dusting article 510 with flaps 502 and 504 of first material extending beyond second material, and not adhered to each other on the bottom edge.
  • flaps 502 and 504 can be used to create a decreased opening side on the first end of dusting article 520 by folding the corners of flap 502 around the corners of flap 504, and relying on an adhesive coating on the exterior surface of (or impregnated throughout) the first material to secure the corners of flaps 502 and 504 to each other.
  • FIG. 5B shows a side view of the dusting articles in FIG. 5 A. Dusting article 510 shows flaps 502 and 504 at the first end of dusting article 510 in an open position.
  • Dusting article 520 shows flaps 502 and 504 at the first end of dusting article 510 in a closed position.
  • FIGs. 6A - 6C show a dusting article comprising hook and loop material to close the first end of the dusting article.
  • FIG. 6 A shows dusting article 610 placed over cleaning tool 650, with hook material 602 disposed on the interior of at least one side of the first end of dusting article 610.
  • hook material is on the interior of one side of the first end of dusting article 610 and loop material is on the interior of the other side of the first end of dusting article 610.
  • hook material is on the interior of one side of the first end of dusting article 610, and the first material or second material comprising dusting article 610 acts as loop material to mate with hook material 602.
  • Dusting article 630 shows hook material 602 either mated with a piece of loop material or with the interior of one of the first or second materials of dusting article 620 to secure the dusting article 620 to dusting tool 650.
  • FIGs. 6B and 6C show a front view and side view, respectively, of a dusting article 630 with hook material 606 on each side of the first opening of the dusting article 630, on either side of dusting tool 650.
  • hook material 606 is on the interior of one side of the first end of dusting article 630 and loop material 607 is on the interior of the other side of the first end of dusting article 630.
  • hook material is on the interior of one side of the first end of dusting article 630, and the first material or second material comprising dusting article 630 acts as loop material to mate with hook material 606.
  • Dusting article 630 shows the first end in an open position
  • dusting article 640 shows the first end in a closed position, with hook material 606 connected to loop material 607.
  • hook and loop material are one method for securing a dusting article consistent with the present disclosure to a dusting tool
  • other methods may be used, such as cinching, compression, elastic, gathers or ties (like a drawstring), loop closure, tape with release liner, friction to the dusting tool, any other mechanical fastener.
  • FIG. 7 shows a method of assembly for a dusting article consistent with the present disclosure.
  • Assembly 710 shows how a dusting article can be made from four separate pieces of materials, two pieces of first material 712 and two pieces of second material 714. The four pieces can be bonded together to form dusting article 730 by sealing seams at second end 733 and sides 734 and 735. Seams 733, 734 and 735 can be secured by any fitting manufacturing method, such as adhesive, lamination, stitching, thermal, laser or sonic techniques.
  • Assembly 720 shows how a dusting article can be made from two separate pieces of material, first material 722 and second material 724.
  • First material and second material can be stacked on each other the folded along seam 725, to create dusting article 730.
  • seam 733 is formed by the fold and seams 734 and 735 are bonded as discussed herein.
  • FIG. 8 shows a method of assembly for a dusting article consistent with the present disclosure.
  • Assembly 810 shows two pieces of material that are joined to create assembly 820. Specifically, first material 812 and second material 814 are stacked, then edges 815 and 816 are bonded to create dusting article 820. In the embodiment shown in FIG. 8, both first end 824 and second end 822 of dusting article 820 are open, and edge 823 is bonded using any method discussed herein.
  • the first or second material may be a woven or knitted lofty fabric, or may be any other suitable type of material.
  • a bond line may have a different shape than either a first material or a second material.
  • a bond line may be used to create a cinch point in the dusting article to ensure the dusting article stays on a dusting tool.
  • an adhesive may be very broadly anything that attracts particles or captures particles upon contact. Other variations will be apparent to one of skill in the art upon reading the present disclosure.
  • Dusting media examples were prepared and tested for debris pickup and drag.
  • Example 1 Each Example used this test.
  • the Example article was weighed before testing to obtain the pre-test weight.
  • a debris mixture was used to execute the test, the mixture was as follows:
  • Example article was attached to a 30.5 cm mop head (available from 3M Company, St. Paul MN as 3M EASY SCRUB FLAT MOP).
  • a test track as shown in FIG. 9 was prepared on vinyl composite tile flooring secured to a benchtop.
  • the track 90 was 1 ' x 8' (0.3m x 2.4m) with 1 ⁇ 4 of the debris mixture 92 poured at one foot (0.3 m) intervals ( Figure 1).
  • the mop head was pulled from the start of the track to the end, reversing the leading edge of the mop before the third debris pile. At the end of the track, the mop was carefully removed and weighed to get the post-test weight.
  • the pre-test weight was subtracted from the post-test weight to get the amount of debris picked up.
  • the test was done 3 times for each Example and the amounts were averaged. Debris pickup results are reported in grams (g). After each test, the track was cleaned with four passes of clean duster (available from 3M Company St. Paul MN as 3M EASY TRAP DUSTER).
  • a Model 100 Force Gauge (available from Chatillon Ametek Company, Brooklyn, N.Y.) was attached to the Example being tested. Upon each article, a 1.36 kg weight (12.7 x 15.2 cm x 2.5 cm block of aluminum) was placed. The Example article was then pulled by the Force Gauge across a vinyl composite tile track (vide supra) for 1.83 meters. The highest value measured after 0.3 meters was recorded. The test was performed three times on each Example article and the results were averaged. The Drag results are reported in kilograms (kg).
  • the maximum force (in kg) to pull the Example off of the tool was recorded on the DFE Ametek Force Gauge.
  • the maximum force so-recorded was designated as the Removal Value of the embodiment and was recorded in kilograms (kg).
  • the data reported are an average of at least three tests.
  • TRAP DUSTER and the second wrapped in the same dusting media and then a nonwoven scrim (available from PGI, Charlotte, NC as HYDROPHOBIC 0.50 OSY COVERWEB WHITE).
  • a nonwoven scrim available from PGI, Charlotte, NC as HYDROPHOBIC 0.50 OSY COVERWEB WHITE.
  • these were attached to the top holder of a Frazier Schiefer Uniform Abrasion Tester (available from Frazier Company, Hagerstown, MD).
  • a clear, acrylic disc available from Crown Plastics, Inc as Clear Acrylic GP Discs 1/8" x 4" Dia
  • a 2.27 kg weight was placed on top of the column and the Tester was run for 100 cycles.
  • Example 4 does not fit over a separate tool, so was not tested for Removal Value. ⁇ Comparative Example 1 was only to compare Removal Value and Barrier Efficacy; Debris Pickup and Drag Value tests were not performed.

Landscapes

  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)

Abstract

La présente invention comprend un article de poudrage comprenant un premier matériau comprenant un tissu de non-tissé gonflant, le premier matériau formant une boucle continue avec une surface intérieure et une surface extérieure, et une première extrémité et une seconde extrémité. Une couche adhésive est sur au moins la surface extérieure du premier matériau. Un second matériau comprenant une couche barrière est disposé sur la surface intérieure du premier matériau. Et la première extrémité comprend une ouverture.
PCT/IB2018/050379 2017-01-25 2018-01-22 Articles de poudrage constitués d'un siphon et d'un canevas intérieur WO2018138622A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/480,835 US20190387956A1 (en) 2017-01-25 2018-01-22 Dusting articles consisting of easytrap and interior scrim

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762450155P 2017-01-25 2017-01-25
US62/450,155 2017-01-25

Publications (1)

Publication Number Publication Date
WO2018138622A1 true WO2018138622A1 (fr) 2018-08-02

Family

ID=61163758

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2018/050379 WO2018138622A1 (fr) 2017-01-25 2018-01-22 Articles de poudrage constitués d'un siphon et d'un canevas intérieur

Country Status (3)

Country Link
US (1) US20190387956A1 (fr)
TW (1) TW201841587A (fr)
WO (1) WO2018138622A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510640A (en) * 1984-01-06 1985-04-16 Shogo Omori Duster-polisher made of plastic film
WO1989002717A1 (fr) * 1987-09-25 1989-04-06 Manfred Klotz Article de nettoyage en forme de gant ou d'eponge de nettoyage et de polissage
US7021848B1 (en) * 1999-10-08 2006-04-04 The Procter & Gamble Company Semi-enclosed applicator having a temperature changing element
US7560398B2 (en) 2003-07-18 2009-07-14 3M Innovative Properties Company Cleaning wipe and method of manufacture
US8813302B1 (en) * 2012-03-13 2014-08-26 Rita Capito Reusable cleaning hybrid web glove

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995001736A1 (fr) * 1993-07-06 1995-01-19 Utecht Leo J Appareil de protection personnelle
US20030171051A1 (en) * 2002-03-08 2003-09-11 3M Innovative Properties Company Wipe
US7584519B2 (en) * 2003-06-05 2009-09-08 The Clorox Company Disposable mitt or glove containing treatment composition
US20050120497A1 (en) * 2003-12-03 2005-06-09 The Procter & Gamble Company Disposable, nonwoven cleaning wipes, and kits comprising them
US7490382B2 (en) * 2003-12-16 2009-02-17 The Procter & Gamble Company Child's sized disposable article
US20140123419A1 (en) * 2012-11-05 2014-05-08 Kevin K. Kirk Versatile Cleansing Wipe Products

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510640A (en) * 1984-01-06 1985-04-16 Shogo Omori Duster-polisher made of plastic film
WO1989002717A1 (fr) * 1987-09-25 1989-04-06 Manfred Klotz Article de nettoyage en forme de gant ou d'eponge de nettoyage et de polissage
US7021848B1 (en) * 1999-10-08 2006-04-04 The Procter & Gamble Company Semi-enclosed applicator having a temperature changing element
US7560398B2 (en) 2003-07-18 2009-07-14 3M Innovative Properties Company Cleaning wipe and method of manufacture
US8813302B1 (en) * 2012-03-13 2014-08-26 Rita Capito Reusable cleaning hybrid web glove

Also Published As

Publication number Publication date
US20190387956A1 (en) 2019-12-26
TW201841587A (zh) 2018-12-01

Similar Documents

Publication Publication Date Title
US7841040B2 (en) Absorbent cleaning pad with extended portion for use with a cleaning implement
US7028364B2 (en) Cleaning pads
EP0477007A1 (fr) Sacs à poussière à haute efficacité pour aspirateur
US20050061356A1 (en) Cleaning sheets
US20070020440A1 (en) Cleaning sheets
US20090056548A1 (en) Dust collection device for sanding tool
US20240090737A1 (en) Cleaning pad
KR20080081947A (ko) 일체식으로 형상화된 탭 부분을 포함하는 세척 와이프
CN107810106A (zh) 具有多层收集条元件的清洁制品
KR101157250B1 (ko) 청소용 시트
JP2004513727A (ja) 改良クリーニングパッド
US20050132518A1 (en) Cleaning tool for removing larger and smaller sized particles
CA2504792C (fr) Tampons de nettoyage
CN107427180A (zh) 具有带差异性粘结图案的条的地板清洁制品
KR20080100475A (ko) 스카우링 제품
US20190387956A1 (en) Dusting articles consisting of easytrap and interior scrim
US20190117035A1 (en) Wet or dry cleaning media
JP2004527269A (ja) 接着剤面と清掃布面を含む清掃部を有する清掃用具
CA2561476A1 (fr) Tampon absorbant a revers nettoyants et methode de fabrication connexe
US20110265277A1 (en) Mop head refill that clings and/or sticks to an underside of conventional mop head holders
CN107427179A (zh) 具有条和吸收芯的地板清洁制品
JP6474559B2 (ja) 清掃用具
KR102625838B1 (ko) 벨크로가 구비된 부직포용 연결패드
TWM384002U (en) Dust separation broom structure
JP2020530807A (ja) 房のある積層体掃除用品の製造方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18703366

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18703366

Country of ref document: EP

Kind code of ref document: A1