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US1848033A - Can opener - Google Patents

Can opener Download PDF

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Publication number
US1848033A
US1848033A US514337A US51433731A US1848033A US 1848033 A US1848033 A US 1848033A US 514337 A US514337 A US 514337A US 51433731 A US51433731 A US 51433731A US 1848033 A US1848033 A US 1848033A
Authority
US
United States
Prior art keywords
standard
cam
opener
knife
carriage
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
US514337A
Inventor
Willis M Thompson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to US514337A priority Critical patent/US1848033A/en
Application granted granted Critical
Publication of US1848033A publication Critical patent/US1848033A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
    • B67B7/00—Hand- or power-operated devices for opening closed containers
    • B67B7/30—Hand-operated cutting devices
    • B67B7/32—Hand-operated cutting devices propelled by rotary gears or wheels around periphery of container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
    • B67B7/00—Hand- or power-operated devices for opening closed containers
    • B67B7/30—Hand-operated cutting devices
    • B67B7/36—Hand-operated cutting devices adapted to be mounted on walls

Definitions

  • a stationary standard In a can opener, a stationary standard, a carriage slidably mounted thereon and comprising a flat body portion engaging said standard throughout the length of said body portion and having parallel anges extending outwardly from said portion and said standard, ⁇ a knife rigid with said oarriage, a cam positioned between said fianges and pivotally secured to said standard through a slot in said body portion, the bearing surface of said cam extending completely around the cam, and a handle projecting from a point on said cam spaced outwardly from the outer edges of said ianges to permit the complete revolution of said cam.
  • astationary standard7 a serrated feed wheel rotatably mounted in said standard on a stationary axis, a carriage slidably mounted on said standard and comprising a fiat body portion, abutting said standard, and outwardly extending end flanges, a cam-'pivoted to said standard and engaging both of said flanges forraising and lowering said carriage, a handle for operating said cam, said handle being revolvable past said flanges to permit maximum adjustment of said carriage, a knife rigid with said Carriage, means for rotating said cam to cause said knife to pierce the top of a can held against said wheel orto withdraw said knife therefrom, and means forV rotating said wheel to cause relative movement bef tween said knife and the can.
  • alcan opener a standard, a carriage member and a feed wheel member thereon, said carriage member being slidable along said standard towards and away from said wheel member and said members being adapted to grip the rim of a can between them, a knife rigid with said carriage member, said carriage member having spaced outwardly extending flanges, a cam positioned between said flanges and pivotally secured to said standard, and a handle pro- )eating from a point on said cam spaced outwardly from the edges of said flanges, said handle being revolvable past at least one of said flanges to permit maximum adjustment of said carriage member and said knife.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Saccharide Compounds (AREA)

Description

March l, 1932. w. M. THoMPsoN 1,848,033
CAN OPENER Filed Feb. 5. 1931 of the invention may be embodied in a can opener which will run around the periphery of the can dragging the knife through the metal. Moreover, the device may be modified as to other details without departing from the spirit of the invention andl I contemplate the exclusive use of all such variations as come within the scope of my claims.
I claim l. In a can opener, a stationary standard, a carriage slidably mounted thereon and comprising a flat body portion engaging said standard throughout the length of said body portion and having parallel anges extending outwardly from said portion and said standard,` a knife rigid with said oarriage, a cam positioned between said fianges and pivotally secured to said standard through a slot in said body portion, the bearing surface of said cam extending completely around the cam, and a handle projecting from a point on said cam spaced outwardly from the outer edges of said ianges to permit the complete revolution of said cam.
2. In a can opener, astationary standard7 a serrated feed wheel rotatably mounted in said standard on a stationary axis, a carriage slidably mounted on said standard and comprising a fiat body portion, abutting said standard, and outwardly extending end flanges, a cam-'pivoted to said standard and engaging both of said flanges forraising and lowering said carriage, a handle for operating said cam, said handle being revolvable past said flanges to permit maximum adjustment of said carriage, a knife rigid with said Carriage, means for rotating said cam to cause said knife to pierce the top of a can held against said wheel orto withdraw said knife therefrom, and means forV rotating said wheel to cause relative movement bef tween said knife and the can.
3. In alcan opener, a standard, a carriage member and a feed wheel member thereon, said carriage member being slidable along said standard towards and away from said wheel member and said members being adapted to grip the rim of a can between them, a knife rigid with said carriage member, said carriage member having spaced outwardly extending flanges, a cam positioned between said flanges and pivotally secured to said standard, and a handle pro- )eating from a point on said cam spaced outwardly from the edges of said flanges, said handle being revolvable past at least one of said flanges to permit maximum adjustment of said carriage member and said knife.
In testimony whereof I hereunto affix my signature this 6th dag7 `of- February, 1931.
, WILLIS M. THOMPSON.
US514337A 1931-02-09 1931-02-09 Can opener Expired - Lifetime US1848033A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US514337A US1848033A (en) 1931-02-09 1931-02-09 Can opener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US514337A US1848033A (en) 1931-02-09 1931-02-09 Can opener

Publications (1)

Publication Number Publication Date
US1848033A true US1848033A (en) 1932-03-01

Family

ID=24046745

Family Applications (1)

Application Number Title Priority Date Filing Date
US514337A Expired - Lifetime US1848033A (en) 1931-02-09 1931-02-09 Can opener

Country Status (1)

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US (1) US1848033A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6789325B2 (en) * 2000-09-21 2004-09-14 Golden Net International Limited Can opener

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6789325B2 (en) * 2000-09-21 2004-09-14 Golden Net International Limited Can opener

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