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특허 상세정보

Walk-behind self-propelled power equipment unit with speed control

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) A01D-069/00   
미국특허분류(USC) 056/010.8; 056/DIG.018
출원번호 US-0964236 (2001-09-25)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Harrington & Smith, LLP
인용정보 피인용 횟수 : 17  인용 특허 : 22
초록

A self-propelled power equipment unit having a frame with a handle having a general U-shaped rear end; a drive located on the frame and connected to a drive wheel by a transmission; and a user actuated control connected to the transmission. The user actuated control comprises a speed control lever pivotably connected to the handle proximate the U-shaped rear end and an operator presence lever pivotably connected to the speed control lever.

대표
청구항

A self-propelled power equipment unit having a frame with a handle having a general U-shaped rear end; a drive located on the frame and connected to a drive wheel by a transmission; and a user actuated control connected to the transmission. The user actuated control comprises a speed control lever pivotably connected to the handle proximate the U-shaped rear end and an operator presence lever pivotably connected to the speed control lever. e back section. 34. The apparatus of claim 33, wherein the spring clutch includes a housing, a coil gripping spring ...

이 특허에 인용된 특허 (22)

  1. Barnard Michael A. (Wichita KS). Cable control lever apparatus. USP1997125701967.
  2. Lydy Bruce S. (West Bend WI) Keitel Michael A. (Sheboygan WI) Wissmueller Jay K. (Port Washington WI). Control for lawn mowers and the like and other wheeled walk behind powered apparatus. USP1996085542241.
  3. Greider C. Austin (Des Moines IA) Berry Timothy E. (Johnston IA). Control mechanism for walk-behind mower. USP1987114704847.
  4. Turk Daniel J.. Drive control for self-propelled power tool. USP2000086098385.
  5. Stalpes Philip G. ; Schmidt Larry W. ; Thorud Richard A. ; Tillotson ; III Henry B. ; Friberg Nathan J.. Ground speed control system. USP2000076082083.
  6. Meyer Robert B. (Middleburg Heights OH) Lackner John R. (Westlake OH) Matuscheck Hans J. (Parma OH) Kennedy Daniel J. (Cleveland OH). Lawn mower. USP1993105251711.
  7. Long Charles K. (Seneca SC). Lawn mower activation switch. USP1993045203147.
  8. Wollersheim William A. (Plymouth WI). Lawn mower bail pivot stop and cable anchor. USP1993115261214.
  9. Stuart Thomas G. (Mukwonago WI). Lawn mower control device. USP1994095343678.
  10. McDonner Orville R. (Conyers GA). Lawn mower drive and control systems. USP1992095146735.
  11. Tomiyama Yoshio (Sakai JPX) Kitamura Junichi (Sakai JPX). Lawn mower having a steering handle switchable between a walking mode and a riding mode. USP1994055307612.
  12. Powers James R. (Conyers GA) Wilder John W. (McDonough GA) Hancock ; Jr. Frank H. (McDonough GA) Hill Amos G. (McDonough GA). Lawn mower having additinal improved trim featuure. USP1996045511367.
  13. Powers James R. (Conyers GA) Wilder John W. (McDonough GA) Hancock ; Jr. Frank H. (McDonough GA). Lawn mower having improved trim feature. USP1996025488818.
  14. Horner, Jr., Herbert F.; Zenner, Michael M.; Nowack, Daniel P.; Christopherson, Herman P.. Lawn mower traction control system. USP1985124558558.
  15. Peter Tim (Medina OH). Operator control for lawn and garden vehicles. USP1994125375674.
  16. Marier Gregory J. (Brooklyn Park MN) Moats Tommy O. (Frederic WI). Power lawn mower with selectively deployable riding platform. USP1989114878339.
  17. Velke James D. ; Wright William R.. Power mower with riding platform for supporting standing operator. USP1998095809755.
  18. Oshima Hiroshi (Osaka JPX) Ohkura Hideo (Osaka JPX) Sadakane Hirofumi (Osaka JPX) Tomiyama Yoshio (Osaka JPX). Safety system for a lawn mower. USP1992085138824.
  19. Green Douglas F. (Brisbane AUX). Self-propelled flail blade lawn mower. USP1981104295326.
  20. Kamm Michael. Variable speed mechanism and method for controlling the speed of an associated vehicle. USP1998095803847.
  21. Hardesty Terry Dean (Columbus WI). Walk-behind mower reverse belt tensioner. USP1997125692366.
  22. Oshima Hiroshi (Sakai JPX) Kitamura Junichi (Sakai JPX) Sadakane Hirofumi (Sakai JPX) Tomiyama Yoshio (Sakai JPX) Okura Hideo (Sakai JPX). Working vehicle controllable by walking operator and having independently driven right and left ground wheels. USP1992105155985.

이 특허를 인용한 특허 피인용횟수: 17

  1. Bejcek, Andrew E.. Adjustable ground speed control devices, systems, and methods for walk-behind equipment. USP2016089403435.
  2. Osborne,Christopher M.. Apparatus for controlling self-propelled machines. USP2007097263818.
  3. Bejcek, Andrew E.. Automatic turn-sensing ground speed reduction systems and related methods for walk-behind machines. USP2017049616893.
  4. Gendelman, Svetlana; Gagas, John M.; Huth, Rick. Device for cultivating soil or brushing debris. USP2013058434563.
  5. Gendelman, Svetlana; Gagas, John M.; Huth, Rick. Device for cultivating soil or brushing debris having a drive shaft and plurality of gears. USP2013078496069.
  6. Sasaoka, Masayuki. Lawn mower handle drive operating mechanism. USP2009047523600.
  7. Vastag, Laszlo. Lawn mower system. USP2013068468788.
  8. Yamaoka, Toshinari; Nie, Fangjie; Xu, Haishen; Shao, Xiandian. Lawncare apparatus with a foldable operating arm. USP2018029888627.
  9. Yamaoka, Toshinari; Nie, Fangjie; Xu, Haishen; Shao, Xiandian. Lawnmower with operation protection and safety switch mechanism thereof. USP2015069060463.
  10. Derby, V.,Harry L.. Method of operator presence control on walk behind powered equipment. USP2007077240756.
  11. Crumly,Ryan. Mower with lever actuated drive control. USP2007057213662.
  12. Derby, V, Harry L.; Holby, Bryan E.. Speed control system for walk behind powered equipment. USP2014028660744.
  13. Kaskawitz, Scott; Prinzo, Vincent Andrew; Macapagal, Arvic Gutierrez; Bender, Brian. Variable speed control systems and methods for walk behind working machine. USP2015119185843.
  14. Kaskawitz, Scott; Prinzo, Vincent Andrew; Bender, Brian. Variable speed control systems and methods for walk-behind working machines. USP2016109470305.
  15. Bryant, Christian S. C.; Buhr, Alex W.; Dorn, Daniel W.. Walk aerator. USP2016109462738.
  16. Crumly,Ryan. Walk behind mower. USP2006067063177.
  17. Yanai, Kiyomi; Habuka, Ai; Hamani, Misako; Ohba, Mai. Walk-behind tiller with adjustable handle mechanism. USP2014098839692.