for machines with parts which approach one another during operation

Patents Grantslast 30 patents

  • Information Patent Grant

    Movable guard

    • Patent number 11,519,553
    • Issue date Dec 6, 2022
    • GEBR. SCHMIDT FABRIK FÜR FEINMECHANIK GMBH & CO. K
    • Andreas Leo Meyer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method for securing a machine tool and opto-electronic sensor for c...

    • Patent number 7,448,242
    • Issue date Nov 11, 2008
    • Sick AG
    • Gerhard Dieterle
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Guard for press brake

    • Patent number 6,105,491
    • Issue date Aug 22, 2000
    • Ricardo D. Dunaj
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Malfunction detector

    • Patent number 4,837,656
    • Issue date Jun 6, 1989
    • Austen B. Barnes
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Safety monitoring system for punch press operators

    • Patent number 4,621,300
    • Issue date Nov 4, 1986
    • Ray E. Summerer
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Treadle control

    • Patent number 4,570,777
    • Issue date Feb 18, 1986
    • Hugh J. Baker & Company
    • Donald R. Armstrong
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Movable barrier apparatus

    • Patent number 4,488,630
    • Issue date Dec 18, 1984
    • Gated Devices, Inc.
    • Edwin W. Plumb
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fail-safe machine control system

    • Patent number 4,484,119
    • Issue date Nov 20, 1984
    • AT&T Technologies, Inc.
    • Archie F. Kerr
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Work frame cutting support

    • Patent number 4,455,904
    • Issue date Jun 26, 1984
    • Charles W. Havner
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Self-positioning and self-adjusting press guard

    • Patent number 4,398,435
    • Issue date Aug 16, 1983
    • The Marmon Group, Inc.
    • William S. VanSice
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Machine with fingerguard

    • Patent number 4,378,900
    • Issue date Apr 5, 1983
    • William Prym-Werke KG
    • Otto Sauermilch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Machine safety guard

    • Patent number 4,357,839
    • Issue date Nov 9, 1982
    • Rogers, Lunt & Bowlen Company
    • John S. Krejmas
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Safety devices for mechanically operated apparatus such as a punch...

    • Patent number 4,312,435
    • Issue date Jan 26, 1982
    • The Brown Boggs Foundry and Machine Company Limited
    • Leslie J. Hollo
    • B30 - PRESSES
  • Information Patent Grant

    Safety device having machine drive cam control

    • Patent number 4,279,335
    • Issue date Jul 21, 1981
    • Edwin W. Plumb
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Power press break guard

    • Patent number 4,220,032
    • Issue date Sep 2, 1980
    • Air Conditioning Corporation
    • Robert A. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Protected rocker-arm safety device for presses

    • Patent number 4,161,140
    • Issue date Jul 17, 1979
    • Paul C. Altman
    • B30 - PRESSES
  • Information Patent Grant

    Safety guard for power presses

    • Patent number 4,137,795
    • Issue date Feb 6, 1979
    • J. Theodore Lindquist
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tamper-proof safety cover for injection molding machines

    • Patent number 4,113,414
    • Issue date Sep 12, 1978
    • Karl Hehl
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Machinery guard

    • Patent number 4,080,846
    • Issue date Mar 28, 1978
    • Glentworth Manufacturing Inc.
    • Albert J. Calhoun
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Machine tool guards

    • Patent number 4,078,451
    • Issue date Mar 14, 1978
    • Hubert Veare Norton
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Safety apparatus for a punch press

    • Patent number 4,037,699
    • Issue date Jul 26, 1977
    • Peter J. Cronen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Safety guard for press brakes

    • Patent number 4,030,364
    • Issue date Jun 21, 1977
    • Square D Company
    • Felix M. Atwood
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Press brake safety device

    • Patent number 3,969,955
    • Issue date Jul 20, 1976
    • H C Products Co.
    • Robert D. Markham
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Safety guard for press

    • Patent number 3,933,089
    • Issue date Jan 20, 1976
    • Spooner; Robert E.
    • Robert E. Spooner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3877859

    • Patent number 3,877,859
    • Issue date Apr 15, 1975
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3876357

    • Patent number 3,876,357
    • Issue date Apr 8, 1975
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3866004

    • Patent number 3,866,004
    • Issue date Feb 11, 1975
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3848721

    • Patent number 3,848,721
    • Issue date Nov 19, 1974
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3840987

    • Patent number 3,840,987
    • Issue date Oct 15, 1974
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3831513

    • Patent number 3,831,513
    • Issue date Aug 27, 1974
    • B30 - PRESSES

Patents Applicationslast 30 patents

  • Information Patent Application

    MOVABLE GUARD

    • Publication number 20200158283
    • Publication date May 21, 2020
    • Gebr. Schmidt Fabrik für Feinmechanik GmbH & Co. KG
    • Andreas Leo Meyer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Method for securing a machine tool and opto-electronic sensor for c...

    • Publication number 20050235790
    • Publication date Oct 27, 2005
    • Sick AG
    • Gerhard Dieterle
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...