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특허 상세정보

Second handle attachment for a tool

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A01B-001/22    B25G-003/38   
미국특허분류(USC) 294/58 ; 294/545
출원번호 US-0404327 (1995-03-15)
발명자 / 주소
인용정보 피인용 횟수 : 39  인용 특허 : 0
초록

A second handle attachment for a tool having a handle shaft, such as a shovel, is disclosed. The second handle attachment provides a grip portion that a user may grab so that the shovel may be used without the user bending over. In this manner, back injury and strain is reduced. The second handle attachment provides two clamshell brackets which are bolted into a rigid relationship with the tool\s handle shaft. The attachment also provides a rotating second handle that may be locked into place at any of several angular relationships with the tool handle s...

대표
청구항

A second handle attachment for connection to a tool having a handle shaft, comprising: (a) left and right clamshell brackets, each bracket comprising a pivot hole, a locking pin hole, an inner securing bolt hole, an outer securing bolt hole, and a notch structure; (b) a second handle comprising: (a) a straight end portion having a pivot hole and a locking pin hole, the distance from the pivot hole to the locking pin hole equal to the distance between the pivot hole and locking pin hole of the left and right clamshell brackets; (b) an angled middle portio...

이 특허를 인용한 특허 피인용횟수: 39

  1. Polette, Robert Reid. Adjustable grass trimmer handle. USP2003066581246.
  2. Nicolay,Kenneth M.; Mendelson,Lewis A.; Guerra,Lawrence E.. Adjustable tool handle for paint rollers and the like. USP2006107124474.
  3. Li, Zhihong. Arm holder for a pole-handled tool. USP2017029573265.
  4. Martin, David A.. Attachment for garden rake and method of making same. USP2003036526737.
  5. Lau, W. Karl. Auxiliary handle attachable to tools for moving bulk material. USP2004036704968.
  6. Pladson, James M.. Auxiliary handle attachment for a tool. USP2011077971914.
  7. Stout, Ronald. Auxiliary handle for fishing poles and hand tools. USP200312D484023.
  8. Vilmenay, Jean. Auxiliary handle for hand tool shaft. USP2018029894821.
  9. Sanders, Warren. Collapsable transverse handle for elongated tool. USP2004036701623.
  10. Kairys, Luitauras. Device for connecting two rakes. USP2018039924630.
  11. Storlie John. Dual handled shovel. USP200105D441623.
  12. Kegan ; Sr. Edward B.. Easy lift levered shovel. USP2001036203081.
  13. Hanson, Brian; Hanson, Geoffrey. Ergonomic second-handle for tools. USP2016059326437.
  14. Di Lallo, John T.. Ergonomic weed trimmer. USP2018039918429.
  15. Walden, Stephen; Johnson, Ronald; Escobar, Steven. Ergonomically designed multi-handled tool. USP2015018939484.
  16. Walden, Stephen; Johnson, Ronald; Escobar, Steven. Ergonomically designed multi-handled tool. USP2014068740272.
  17. Walden, Stephen; Johnson, Ronald; Escobar, Steven. Ergonomically designed multi-handled tool. USP201809RE47056.
  18. Murray,Robert H.; Murray,John R.. Flexible auxiliary handle for hand held implements. USP2007117300081.
  19. Fornelli Joseph C.. Garden tool device. USP2000076082795.
  20. Kinoshita, Yusuke; Mutoh, Hiroki; Yamauchi, Yoshihiro. Grip for backpack-type air blowing machine. USP2016069363949.
  21. Samuelson Vernon. Levered shovel for moving snow. USP1999075918921.
  22. Coles, Peter. Manually-operated wheeled snow shovels with steerable shovel blades or plows. USP2011088001707.
  23. Fredrickson David F.. Multi-function hand tool. USP1998095799996.
  24. Guerra, Lawrence E.. Nestable tool handle. USP2013128616597.
  25. Endicott ; Jr. David W. (Mendon UT) Guymon Ross W. (Providence UT) Kaminska James R. (Honeyville UT). Nozzle plug for plume enhancement in a kinematic flare. USP1997035610364.
  26. Pritchett, II, Philenza Joe. Rotatable shovel handle. USP2017099763371.
  27. Crowe ; Jr. Louie. Shovel handle attachment. USP200101D436506.
  28. Greenly, Duane R.; Mullen, Joshua O.; Gehman, Michael C.; Rockwell, Richard; Saucier, Melanie. Snow shovel. USP201011D626388.
  29. Nicolay, Kenneth M.; Kemnitzer, Jonathon K.; Fenster, Mrako A.; Jamieson, Dale R.; Ochenas, Jonathan C.; Mendelson, Lewis A.; Kazamaki, Yutaka. Tool handle. USP2003076592160.
  30. Popp,Lawrence. Trimmer attachment. USP2006057036297.
  31. Longley, Mark Kenneth; Longley, Anne Margaret. Turn collar fulcrum handle system. USP2014118893355.
  32. Backlund, Jeffrey. Two handed portable power wrench. USP2014038677862.
  33. Kaufman,Gregory; Semushkin,Uri Ivanovich. Two handled shovel. USP2006077077444.
  34. Norwood, Barbara; Norwood, Melvin. Two handled shovel. USP201302D676723.
  35. Thresher, Ralph. Two handled shovel. USP2016059333639.
  36. Noonan, Mark; Fog, Stephen C.. Wheel assemblies. USP2010047699404.
  37. Noonan, Mark; Fog, Stephen C.. Wheeled shovel with hinge apparatus. USP2009127631443.
  38. Noonan, Mark. Wheeled shovels. USP2012038136268.
  39. Noonan, Mark; Humphries, Jr., Robert H.; Fog, Stephen C.. Wheeled shovels. USP2010037681336.