reciprocatingly driven by a pneumatic or hydraulic piston

Patents Grantslast 30 patents

  • Information Patent Grant

    Oscillatingly driven machine tool

    • Patent number 10,093,011
    • Issue date Oct 9, 2018
    • C. & E. Fein GmbH
    • Steffen Noack
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sander, especially for sanding curved surfaces

    • Patent number 9,833,871
    • Issue date Dec 5, 2017
    • Petr Fronek
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Processing brush and brush-type processing device

    • Patent number 9,538,838
    • Issue date Jan 10, 2017
    • FUMIO OOTA
    • Kazuto Tominaga
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Pneumatic tool

    • Patent number 7,677,325
    • Issue date Mar 16, 2010
    • Nitto Kohki Co., Ltd.
    • Kuniaki Shibuya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Pneumatic grinder

    • Patent number 7,654,886
    • Issue date Feb 2, 2010
    • Tse-Hua Chang
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Vacuum driven sander

    • Patent number 6,860,799
    • Issue date Mar 1, 2005
    • Michael L. Loveless
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Grout removal tool

    • Patent number 6,678,959
    • Issue date Jan 20, 2004
    • Midwest Trade Tool, Inc.
    • William Phillip
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Orbital sanding tool

    • Patent number 6,485,360
    • Issue date Nov 26, 2002
    • Hutchins Mfg, Co.
    • Donald H. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Drywall sander

    • Patent number 6,468,141
    • Issue date Oct 22, 2002
    • John S. Conboy
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Reciprocating sander

    • Patent number 5,595,530
    • Issue date Jan 21, 1997
    • Dynabrade, Inc.
    • Richard A. Heidelberger
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Protective guard for board file

    • Patent number 5,494,476
    • Issue date Feb 27, 1996
    • Andrew G. Crawford
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Reciprocating abrading tool

    • Patent number 5,464,366
    • Issue date Nov 7, 1995
    • Hutchins Manufacturing Company
    • Donald H. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Reciprocating abrading or polishing tool with improved suction system

    • Patent number 5,085,012
    • Issue date Feb 4, 1992
    • Hutchins Manufacturing Company
    • Donald H. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Wet sanding tool

    • Patent number 5,022,190
    • Issue date Jun 11, 1991
    • Hutchins Manufacturing Company
    • Alma A. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Reciprocating abrading or polishing tool with balancing counterweights

    • Patent number 5,001,869
    • Issue date Mar 26, 1991
    • Hutchins Manufacturing Company
    • Donald H. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Straight-line rubbing machine with thrust transmitting members

    • Patent number 4,686,797
    • Issue date Aug 18, 1987
    • National Air Sander, Inc.
    • Roger T. Hoffman
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Portable power operated sander

    • Patent number 4,671,019
    • Issue date Jun 9, 1987
    • Hutchins Manufacturing Company
    • Alma A. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Power sander with pad containing air-flow passages

    • Patent number 4,671,020
    • Issue date Jun 9, 1987
    • Hutchins Manufacturing Company
    • Alma A. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Reciprocatory air motor with cushioning pistons

    • Patent number 4,492,147
    • Issue date Jan 8, 1985
    • Knapp Pneumatics, Inc.
    • Wallace C. Knapp
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Abrading tool with wear plate

    • Patent number 4,228,620
    • Issue date Oct 21, 1980
    • Hutchins Manufacturing Company
    • Donald H. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Air driven tool with double-ended aligned pistons oppositely driven

    • Patent number 4,177,712
    • Issue date Dec 11, 1979
    • Albert M. Herzig
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Straight line abrading tool with balancing counterweight

    • Patent number 4,145,847
    • Issue date Mar 27, 1979
    • Hutchins Manufacturing Co.
    • Alma A. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Abrading tool suction system

    • Patent number 4,052,824
    • Issue date Oct 11, 1977
    • Hutchins Manufacturing Company
    • Donald H. Hutchins
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Pneumatically actuated sanding tool

    • Patent number 4,014,249
    • Issue date Mar 29, 1977
    • Florida Pneumatic Manufacturing Corporation
    • James O. Taylor
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Straight line abrading tool

    • Patent number 3,965,801
    • Issue date Jun 29, 1976
    • Alma A. Hutchins
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Straight line abrading tool

    • Patent number 3,932,963
    • Issue date Jan 20, 1976
    • Alma A. Hutchins
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3835592

    • Patent number 3,835,592
    • Issue date Sep 17, 1974
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3803773

    • Patent number 3,803,773
    • Issue date Apr 16, 1974
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3713365

    • Patent number 3,713,365
    • Issue date Jan 30, 1973
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    3563134

    • Patent number 3,563,134
    • Issue date Feb 16, 1971
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    HAND-HELD TOOLS AND COMPONENTS THEREOF

    • Publication number 20140299345
    • Publication date Oct 9, 2014
    • Jason Kyle McRoberts
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    PROCESSING BRUSH AND BRUSH-TYPE PROCESSING DEVICE

    • Publication number 20140115798
    • Publication date May 1, 2014
    • YUGENKAISHA HONMA SHOKAI
    • Kazuto Tominaga
    • A46 - BRUSHWARE
  • Information Patent Application

    ERGONOMIC THROTTLE LEVER CONTROL AND HAND SUPPORT

    • Publication number 20100099341
    • Publication date Apr 22, 2010
    • X'POLE PRECISION TOOLS, INC.
    • Paul W. Huber
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Pneumatic adjustable sanding device

    • Publication number 20090124183
    • Publication date May 14, 2009
    • Edgar Carballo
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Pneumatic Tool

    • Publication number 20090107690
    • Publication date Apr 30, 2009
    • Nitto Kohki Co., Ltd.
    • Kuniaki Shibuya
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    PNEUMATIC GRINDER

    • Publication number 20090023365
    • Publication date Jan 22, 2009
    • Tse-Hua Chang
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Manual Grinding Tool

    • Publication number 20080045126
    • Publication date Feb 21, 2008
    • Stephan Rieth
    • B24 - GRINDING POLISHING
  • Information Patent Application

    Vacuum driven sander

    • Publication number 20040180616
    • Publication date Sep 16, 2004
    • Michael L. Loveless
    • B24 - GRINDING POLISHING