TREA

Levers having moving or variable fulcra to alter the mechanical advantage during the stroke

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Industry

  • CPC
  • B41J7/18
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B41Printing, stamps B41JTYPEWRITERS SELECTIVE PRINTING MECHANISMS, e.g. INK-JET PRINTERS, THERMAL PRINTERS B41J7/00Type-selecting or type-actuating mechanisms

Current Industry

B41J7/18Levers having moving or variable fulcra to alter the mechanical advantage during the stroke
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3313388
    • Patent number 3,313,388
    • Issue date Apr 11, 1967
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2825440
    • Patent number 2,825,440
    • Issue date Mar 4, 1958
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2119928
    • Patent number 2,119,928
    • Issue date Jun 7, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2114659
    • Patent number 2,114,659
    • Issue date Apr 19, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1908140
    • Patent number 1,908,140
    • Issue date May 9, 1933
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents