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특허 상세정보

Wheelbarrow disk brake assembly

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B60T-001/00   
미국특허분류(USC) 188/002R; 188/017; 188/019
출원번호 US-0628406 (2000-08-01)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    St. Onge Steward Johnston & Reens, LLC
인용정보 피인용 횟수 : 5  인용 특허 : 25
초록

A disk brake system for original equipment or retrofit installation in a wheelbarrow or hand truck uses a disk rotor and a caliper bracket both mounted to the wheel or axle, so as to provide the disk brake pads of the caliper with a fixed position relative to the disk rotor. The caliper bracket is stabilized by a separate U-shaped mounting bracket, or by one or more mounting arms affixed to the caliper bracket, which are secured to one handle.

대표
청구항

1. In a wheelbarrow having two handles and a wheel assembly near a forward end of said two handles, said wheel assembly including an axle, and at least one wheel mounted on said axle, and axle mounting brackets mounted to said two handles and holding said axle, an improvement comprising:a wheelbarrow disk brake assembly, comprising: a caliper bracket having an axle hole for receiving said axle and thereby mounting said caliper bracket to said axle, and one or more support arms extending away from said axle, said caliper bracket being retained by at least...

이 특허에 인용된 특허 (25)

  1. Filkins Steven J. (Inola OK). Balanced wheelbarrow. USP1981024252334.
  2. Patterson Wayne C. (No. 3 Watson St. Rome GA 30161). Brake apparatus for a manually propelled material handling vehicle. USP1976043950005.
  3. Wing Anders (Hagaberg ; Grimared 439 29 Veddige SEX) Nicklasson Christer (Skanegatan 116 432 00 Varberg SEX). Brake device. USP1987024640520.
  4. Gebhardt Hans (Munich DT) Prahl Franz (Munich DT). Brake disc. USP1976113994370.
  5. McCurdy Kal B. (20 Roberts Ave. San Rafael CA 94901). Brake system for a wheelbarrow. USP1990104962833.
  6. Wetzel Nelson (Rte. 2 ; Box 100 Hillsboro OR 97123). Brakeable hand truck. USP1976073968974.
  7. Iwai Toshiyuki,JPX ; Ito Shinji,JPX. Caliper structure for link-type front suspension. USP2000116152267.
  8. Yamamoto Shusuke (Hamamatsu JPX) Hiasa Michikiyo (Tochigi-ken JPX). Floating type brake disk assembly. USP1996055520269.
  9. Vogele Richard (Altlussheim DEX). Friction assembly. USP1990114967893.
  10. Mortenson Carl N. (Midland MI). Hand truck assemblies and methods of constructing and operating them. USP1995025393081.
  11. Fox Rick Dean. Motorized wheelbarrow. USP1999035878827.
  12. Hoover William A. (8791 Blue Jay La. Salt Lake City UT 84121) Payne Fred E. (8791 Blue Jay La. Salt Lake City UT 84121). Motorized wheelbarrow. USP1986054589508.
  13. Anger Stefan Ulrich ; Kullmann Bernhard Walter. Rear knuckle with brake features. USP1999025865275.
  14. Davis ; Sr. Eddie Charles. Rotating safety handles for wheelbarrows. USP1998095799960.
  15. Bach Lloyd G. (South Bend IN) Colpaert James J. (Granger IN). Spring entrapment of split wedge floatation device. USP1986094609078.
  16. Kozyra William L. (Rochester MI) MacIsaac Andrew B. (Livonia MI) Santoro Vincent J. (East Detroit MI). Steering knuckle assembly. USP1986104618159.
  17. Lai I-Tai (Feng-Yuan TWX). Structure of a drum brake for bicycles. USP1997105673773.
  18. Null Robert L. (Rte. 1 ; Box 344 Willow Wood OH 45696). Trailer brake system with release apparatus. USP1995055411120.
  19. Last Larry L. (Northville MI). Vehicle brake assembly and method of installation. USP1995035398999.
  20. Burbank Daniel P. (P.O. Box 227 Ben Berry Rd. Moultonborough NH 03254). Wheelbarrow braking system. USP1997115690191.
  21. Terhune John J. (Cochise County AZ). Wheelbarrow construction. USP1988084767128.
  22. Overcash Rufus B. ; Overcash Louisa C.. Wheelbarrow handle extension. USP1998085794307.
  23. Hoffarth Richard L. ; Hoffarth Mark J.. Wheelbarrow handles. USP1998095810375.
  24. Sammons ; Jr. Donald S. (5203 Tudor Ct. Memphis TN 38125). Wheelbarrow handles. USP199504D357099.
  25. Michaux David (401 Staircase Lenoir NC 28645). Wheelbarrow with braking system. USP1984104479658.