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dustproof covers safety covers

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  • B21D53/80
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BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING METAL B21D53/00Making other particular articles

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B21D53/80dustproof covers safety covers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Protective cover for vibrating compactor and manufacturing method t...
    • Patent number 9,931,686
    • Issue date Apr 3, 2018
    • Mikasa Sangyo Co., Ltd.
    • Hisaharu Sunaga
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Multilayer composite panel
    • Patent number 9,688,054
    • Issue date Jun 27, 2017
    • Hyundai Motor Company
    • Jae Gi Sim
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of making a torque converter assembly
    • Patent number 5,384,958
    • Issue date Jan 31, 1995
    • General Motors Corporation
    • Gregory F. O'Daniel
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Paint drain closure attaching method
    • Patent number 4,817,262
    • Issue date Apr 4, 1989
    • Perfection Spring & Stamping Corp.
    • Peter G. Seyler
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Paint drain closure and vehicle panel
    • Patent number 4,700,981
    • Issue date Oct 20, 1987
    • Perfection Spring & Stamping Corp.
    • Peter G. Seyler
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Scored concave-convex rupture disk and method of manufacture
    • Patent number 4,655,070
    • Issue date Apr 7, 1987
    • Miner E. Clift
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing fan guard
    • Patent number 4,509,354
    • Issue date Apr 9, 1985
    • Hitachi, Ltd.
    • Akio Suzuki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for manufacturing rupture disks
    • Patent number 4,492,103
    • Issue date Jan 8, 1985
    • BS & B Safety Systems, Inc.
    • Leo J. Naumann
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Scored reverse buckling rupture disk apparatus
    • Patent number 4,481,850
    • Issue date Nov 13, 1984
    • BS & B Safety Systems, Inc.
    • Jerome D. Allen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for manufacturing rupture disks
    • Patent number 4,458,516
    • Issue date Jul 10, 1984
    • BS & B Safety Systems, Inc.
    • Leo J. Naumann
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Scored reverse buckling rupture disk manufacturing method
    • Patent number 4,441,350
    • Issue date Apr 10, 1984
    • BS & B Safety Systems, Inc.
    • Edward H. Short
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of manufacturing integral fluid pressure rupturable apparatus
    • Patent number 4,102,167
    • Issue date Jul 25, 1978
    • Black, Sivalls & Bryson, Inc.
    • Loren E. Wood
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3921556
    • Patent number 3,921,556
    • Issue date Nov 25, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3685340
    • Patent number 3,685,340
    • Issue date Aug 22, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3659539
    • Patent number 3,659,539
    • Issue date May 2, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3616518
    • Patent number 3,616,518
    • Issue date Nov 2, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3584371
    • Patent number 3,584,371
    • Issue date Jun 15, 1971
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3146748
    • Patent number 3,146,748
    • Issue date Sep 1, 1964
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1707891
    • Patent number 1,707,891
    • Issue date Apr 2, 1929
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    COOKER HOOD
    • Publication number 20240426485
    • Publication date Dec 26, 2024
    • Q VENT LTD
    • Seyed Shahab KASHANI
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Integrally Formed Fan Guard
    • Publication number 20180003195
    • Publication date Jan 4, 2018
    • Superior Lite Corporation Limited
    • Rui-Zhi Liu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GUTTER GUARD APPARATUS AND METHOD FOR MAKING THE SAME
    • Publication number 20170089071
    • Publication date Mar 30, 2017
    • Euramax International, Inc.
    • Jeffrey E. Smith
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PROTECTIVE COVER FOR VIBRATING COMPACTOR AND MANUFACTURING METHOD T...
    • Publication number 20140283645
    • Publication date Sep 25, 2014
    • MIKASA SANGYO CO., LTD.
    • Hisaharu Sunaga
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PORTABLE APPARATUS AND METHOD FOR MAKING A GUTTER COVER
    • Publication number 20110138696
    • Publication date Jun 16, 2011
    • Eastside Machine Co., Inc.
    • Bradley P. Olson
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    METHOD FOR MANUFACTURING VENTED BOARD, METAL PLATE FOR FORMING THE...
    • Publication number 20100309629
    • Publication date Dec 9, 2010
    • HONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD
    • CHUANG-JIAN LI
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    VEHICLE COMPONENT
    • Publication number 20090224487
    • Publication date Sep 10, 2009
    • Schaeffler KG
    • Peter Tyroller
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...