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특허 상세정보

Shock-absorbing claw hammer

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B25D-001/00   
미국특허분류(USC) 810/22 ; 810/20 ; 714/4
출원번호 US-0005198 (1998-01-09)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Howrey Simon Arnold & White, LLP
인용정보 피인용 횟수 : 31  인용 특허 : 17
초록

A shock-absorbing claw hammer includes a handle, a claw and a striking head. Vibrations in the handle caused by the striking head striking an object are at least partially reduced by shock-absorbing means. In one embodiment, the head includes a top surface and a lower surface, with the lower surface of the head coupled to the handle. The claw includes a first slit for pulling nails, and the head further defines a second slit extending from the top surface of the head towards the lower surface of the head situated generally between the striking head and t...

대표
청구항

[ What is claimed is:] [1.] A shock-absorbing hammer comprising:a handle;a tension rebar positioned within the handle;a compression rebar positioned within the handle;a striking head coupled to the compression rebar;a claw head coupled to the tension rebar, wherein the striking head and the claw head are adapted to move relative to one another;a lug extending from a first end of the claw head;the striking head defining a cavity adapted to slidably receive the lug; and rein the lug and the cavity are generally square-shaped to prevent the striking head an...

이 특허에 인용된 특허 (17)

  1. Johnson Ray W. (P.O. Box 13293 Wichita KS 67213). Adjustable leverage claw hammer. USP1993105249776.
  2. Kinne Arnold L. (P.O. Box 161 Stirling City CA 95978). Carpenters hammer double jolt. USP1989054831901.
  3. Morgan ; Jr. Darrell W. (53-780 Avenida Diaz La Quinta CA 92253). Chiropractic instrument. USP1985024498464.
  4. Royce Eric (122 E. 42nd St. Montclair NJ 10017). Claw hammer. USP1980084216808.
  5. Burnett John A. (39940 N. Bartlett La. Wadsworth IL 60083). Composite percussive tool. USP1995045408902.
  6. Tudisco Vincent J. (Westwood NJ). Flexible handle for percussive tool employing improved shaft member. USP1982054331193.
  7. Blomqvist Stefan (Sunne SEX). Hammer. USP198608D285284.
  8. Yamaguchi Toshihiko (4-1 ; Uenoshibacho 4 cho Sakai-shi ; Osaka 593 JPX). Helve of a hammer. USP1988044738166.
  9. Maeda Sadao (Okazaki JPX). Integrally molded hammer with separated head and handle cores. USP1987104697481.
  10. Swenson William B. (P.O. Box 1853 Joshua Tree CA 92252). Interchangeable tip and/or weight hammer. USP1993065216939.
  11. Soto Eduardo R. R. (Rosario ARX). Mallet. USP1983024373565.
  12. Zimmerman R. Charles (Cincinnati OH). Maul head partially filled with shot. USP1994125375487.
  13. Cook William H. (Indianapolis IN). Non-rebound hammer. USP1977084039012.
  14. Halder Werner (Achstetten DEX). Nonmarring hammer. USP1996075537896.
  15. Denen Dennis J. (Columbus OH). Recreational dart. USP1992065118117.
  16. Taylor John D. (Umberleigh GB2). Split head hammers. USP1991055012702.
  17. Vaughan ; Jr. Howard A. (Lake Geneva WI). Vibration damping device for hammers. USP1994035289742.

이 특허를 인용한 특허 피인용횟수: 31

  1. Chang, Hsiu-Hua. Claw hammer. USP2016059327394.
  2. Chen, Ying-Chieh. Claw hammer with an angle-adjustable claw. USP2016119505117.
  3. Hopper, Jr.,Richard L.; Whalen,Thomas. Dead blow hammer with composite holder. USP2007017168338.
  4. Wickline, Kenneth K.. Dead-blow recoilless axe. USP2003116640447.
  5. Chow Howard. Deadblow claw hammer. USP2001116311582.
  6. Rufolo, Jr.,Joseph. Device and method for delivering an impact. USP2006016983674.
  7. Shih, Jui-Yuan. Force-limiting and damping device. USP2018059982733.
  8. Adams, Robert; Hanlon, Jared. Hammer. USP200909D600523.
  9. Liao, Ying-Chieh; Liao, Yu-Kuo. Hammer. USP2015049016172.
  10. Youngren,Robert H.. Hammer. USP200605D521342.
  11. Youngren,Robert H.. Hammer. USP200704D540646.
  12. Youngren,Robert H.; Johnson,Bruce V.. Hammer. USP200708D549064.
  13. Youngren,Robert H.; Johnson,Bruce V.. Hammer. USP200708D549066.
  14. Youngren,Robert H.; Johnson,Bruce V.. Hammer. USP200709D551529.
  15. Kushner,Robert Gerald. Hammer flask. USP200604D518684.
  16. Yang, Tai-Her. Hammer with resilient swivel pivoted joint. USP2004056739218.
  17. Chen,Yung Shou. Hand tool with vibration-damping sleeve. USP2008117448299.
  18. Hartzog, Terry; Kreitzer, Jim. Impact absorbing striking tool. USP2010097802497.
  19. St. John, Robert A.; Wechsler, Paul; Lombardi, Keith M.; Vanderbeek, Karl. Large strike face hammer. USP2012098261634.
  20. St. John, Robert A.; Wechsler, Paul; Lombardi, Keith M.; Vanderbeek, Karl. Large strike face hammer. USP2011118047099.
  21. Boehm, Jean-Louis; Drevon, Arnaud. Multipurpose hitting device with a mechanism for absorbing the energy transmitted to the gripping means. USP2015018939230.
  22. Jonothon M. W. McIntyre. Recoil reducing apparatus for striking tools. USP2002056386071.
  23. Kreitzer, David F.. Recoiling striking device. USP2005096945138.
  24. Gierer, Joseph T.; Pringle, David L.. Shock absorbing hammer and handle assembly. USP2004076763747.
  25. Donald R. Lamond ; Bert D. Heinzelman ; Christopher Claypool ; Jose L. Correa ; David L. French. Shock absorption system for a striking tool. USP2002046363817.
  26. Mueller,Kristopher Joseph. Shock dampening counterbalanced handle. USP2008017320266.
  27. Youngren, Robert H.; Eisman, Daniel M.; Loveland, Daniel; Aiston, Christopher; Harkins, Jack. Striking tool with weight forward head. USP2003116647829.
  28. Youngren, Robert H.; Eisman, Daniel M.; Loveland, Daniel; Aiston, Christopher; Harkins, Jack. Striking tool with weight forward head. USP2005126976406.
  29. Youngren,Robert H.; Eisman,Daniel M.; Loveland,Daniel; Aiston,Christopher; Harkins,Jack. Striking tool with weight forward head. USP2008077404346.
  30. St. John, Robert; Marusiak, Michael. Torsion control hammer grip. USP2013088499665.
  31. Lombardi, Keith M.. Vibration dampened hammer. USP2015109168648.