Sound muffling

Patents Grantslast 30 patents

  • Information Patent Grant

    Ultrasonic/sonic jackhammer

    • Patent number 8,910,727
    • Issue date Dec 16, 2014
    • California Institute of Technology
    • Yoseph Bar-Cohen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Method of assembling a drilling and/or hammering tool

    • Patent number 8,484,827
    • Issue date Jul 16, 2013
    • Black & Decker Inc.
    • Heinz-Werner Faatz
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Silencer

    • Patent number 8,191,675
    • Issue date Jun 5, 2012
    • KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
    • Stephan Weber
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Sound dampening housing for rock drill

    • Patent number 8,177,023
    • Issue date May 15, 2012
    • Sandvik Mining and Construction Oy
    • Seppo Peltola
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Housing arrangement

    • Patent number 8,061,449
    • Issue date Nov 22, 2011
    • Atlas Copco Rock Drills AB
    • Jan Haglund
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Noise abatement device for a pneumatic tool

    • Patent number 7,845,464
    • Issue date Dec 7, 2010
    • Longyear TM, Inc.
    • Neil James Roberts
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Housing arrangement for a drill rig

    • Patent number 7,730,973
    • Issue date Jun 8, 2010
    • Atlas Copco Rock Drills AB
    • Jan Haglund
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Noise abatement device for a pneumatic tool

    • Patent number 7,681,690
    • Issue date Mar 23, 2010
    • Longyear TM, Inc.
    • Neil James Roberts
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Electric power tool

    • Patent number 7,681,661
    • Issue date Mar 23, 2010
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Electric power tool with cover

    • Patent number 7,665,541
    • Issue date Feb 23, 2010
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Pneumatic power tool with adjustable exhaust air outlet detector

    • Patent number 7,398,836
    • Issue date Jul 15, 2008
    • Atlas Copco Tools AB
    • Karl Stefan Elmvist
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Drilling and/or hammering tool

    • Patent number 7,308,950
    • Issue date Dec 18, 2007
    • Black & Decker Inc.
    • Heinz-Werner Faatz
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Exhaust apparatus for small-sized engine

    • Patent number 7,293,629
    • Issue date Nov 13, 2007
    • Honda Motor Co., Ltd.
    • Toshiharu Nasuno
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Attachment pin for an exhaust-gas muffler

    • Patent number 7,228,935
    • Issue date Jun 12, 2007
    • Andreas Stihl AG & Co KG
    • Helmut Schlessmann
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Muffler for pneumatic hand tool

    • Patent number 7,216,739
    • Issue date May 15, 2007
    • Exhaust Technologies, Inc.
    • Robert E Sterling
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Pneumatic tool

    • Patent number 7,191,849
    • Issue date Mar 20, 2007
    • Hyphone Machine Industry Co., Ltd.
    • Ting-Yuan Chen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Electric power tool

    • Patent number 7,108,079
    • Issue date Sep 19, 2006
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Powered tool

    • Patent number 7,013,984
    • Issue date Mar 21, 2006
    • Standall Tools Limited
    • Glyn Rodney Atkinson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pneumatic tool

    • Patent number 6,991,043
    • Issue date Jan 31, 2006
    • Ting-Yuan Chen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Pneumatic power tool with exhaust air outlet deflector

    • Patent number 6,923,272
    • Issue date Aug 2, 2005
    • Atlas Copco Tools AB
    • Anders Urban Jansson
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Muffler for staple guns

    • Patent number 6,918,526
    • Issue date Jul 19, 2005
    • Wen-Sheng Huang
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Electrical hand-held power tool with an electropneumatic percussion...

    • Patent number 6,776,245
    • Issue date Aug 17, 2004
    • Hilti Aktiengesellschaft
    • Ferdinand Kristen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Carrying handle for a percussion power tool

    • Patent number 6,776,243
    • Issue date Aug 17, 2004
    • Hilti Aktiengesellschaft
    • Tim Pröls
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Muffling structure for pneumatic tool

    • Patent number 6,751,952
    • Issue date Jun 22, 2004
    • Tranmax Machinery Co., Ltd
    • Hsin-Chi Chen
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Power actuated tool and shroud for use with the tool

    • Patent number 6,655,569
    • Issue date Dec 2, 2003
    • Cetram Pty. Limited
    • Silviu Greenhill
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Electrically driven hand-held tool

    • Patent number 6,543,549
    • Issue date Apr 8, 2003
    • Hilti Aktiengesellschaft
    • Reinhard Riedl
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Pneumatic tool with muffler bypass mechanism

    • Patent number 6,530,436
    • Issue date Mar 11, 2003
    • Snap-on Technologies, Inc.
    • Dennis A. Nowak
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Noise suppression drilling system

    • Patent number 6,427,782
    • Issue date Aug 6, 2002
    • The William J. Brady Loving Trust
    • William J. Brady
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Air outlet regulating mechanism for pneumatic tool

    • Patent number 6,338,389
    • Issue date Jan 15, 2002
    • An-Mei Chang
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Casing for noise attenuation in a rock drilling rig

    • Patent number 6,199,656
    • Issue date Mar 13, 2001
    • Sandvik AB
    • Arto Vento
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    Housing arrangement

    • Publication number 20100270083
    • Publication date Oct 28, 2010
    • Jan Haglund
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    NOISE ABATEMENT DEVICE FOR A PNEUMATIC TOOL

    • Publication number 20100155174
    • Publication date Jun 24, 2010
    • LONGYEAR TM, INC.
    • Neil James Roberts
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Silencer

    • Publication number 20100140015
    • Publication date Jun 10, 2010
    • Stephan Weber
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SOUND DAMPENING HOUSING FOR ROCK DRILL

    • Publication number 20100084218
    • Publication date Apr 8, 2010
    • SANDVIK MINING AND CONSTRUCTION OY
    • Seppo Peltola
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    NOISE ABATEMENT DEVICE FOR A PNEUMATIC TOOL

    • Publication number 20090090530
    • Publication date Apr 9, 2009
    • LONGYEAR TM, INC.
    • Neil James Roberts
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric power tool

    • Publication number 20090014194
    • Publication date Jan 15, 2009
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Housing Arrangement

    • Publication number 20080142270
    • Publication date Jun 19, 2008
    • Jan Haglund
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    DRILLING AND/OR HAMMERING TOOL

    • Publication number 20080092363
    • Publication date Apr 24, 2008
    • Black & Decker Inc.
    • Heinz-Werner Faatz
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Ultrasonic/sonic jackhammer

    • Publication number 20070193757
    • Publication date Aug 23, 2007
    • California Institute of Technology
    • Yoseph Bar-Cohen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Pneumatic power tool with adjustable exhaust air outlet deflector

    • Publication number 20060225905
    • Publication date Oct 12, 2006
    • ATLAS COPCO TOOLS AB
    • Karl Stefan Elmvist
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    PNEUMATIC TOOL

    • Publication number 20060196685
    • Publication date Sep 7, 2006
    • Ting-Yuan Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric power tool

    • Publication number 20060048959
    • Publication date Mar 9, 2006
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Attachment pin for an exhaust-gas muffler

    • Publication number 20050191148
    • Publication date Sep 1, 2005
    • Helmut Schlessmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Exhaust apparatus for small-sized engine

    • Publication number 20050150716
    • Publication date Jul 14, 2005
    • HONDA MOTOR CO., LTD.
    • Toshiharu Nasuno
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Powered tool

    • Publication number 20050103508
    • Publication date May 19, 2005
    • Glyn Rodney Atkinson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Muffler for pneumatic hand tool

    • Publication number 20050103566
    • Publication date May 19, 2005
    • Exhaust Technologies, Inc.
    • Robert E. Sterling
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Pneumatic power tool with exhaust air outlet deflector

    • Publication number 20050039934
    • Publication date Feb 24, 2005
    • Anders Urban Jansson
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Drilling and/or hammering tool

    • Publication number 20040226731
    • Publication date Nov 18, 2004
    • Heinz-Werner Faatz
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Muffling structure for pneumatic tool

    • Publication number 20040050041
    • Publication date Mar 18, 2004
    • TRANMAX MACHINERY CO., LTD.
    • Hsin-Chi Chen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electric power tool

    • Publication number 20030159843
    • Publication date Aug 28, 2003
    • Hitachi Koki Co., Ltd.
    • Masato Sakai
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Electrical hand-held power tool with an electropneumatic percussion...

    • Publication number 20030070823
    • Publication date Apr 17, 2003
    • Ferdinand Kristen
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Carrying handle for a percussion power tool

    • Publication number 20020185287
    • Publication date Dec 12, 2002
    • Tim Prols
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Pneumatic tool with muffler bypass mechanism

    • Publication number 20020139547
    • Publication date Oct 3, 2002
    • Dennis A. Nowak,
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Drilling system

    • Publication number 20010013428
    • Publication date Aug 16, 2001
    • William J. Brady
    • C21 - METALLURGY OF IRON