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특허 상세정보

Cart braking mechanism

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62D-039/00   
미국특허분류(USC) 28/003.3994 ; 18/801.9 ; 18/800.4B
출원번호 US-0987592 (1997-12-09)
발명자 / 주소
대리인 / 주소
    Hovey, Williams, Timmons & Collins
인용정보 피인용 횟수 : 7  인용 특허 : 14

A braking mechanism (20) for a grocery cart or the like is disclosed as including a braking assembly (50) that is selectively shiftable between braking and non-braking positions and a handle assembly (52) interconnected to the braking assembly (50) for effecting the selective brake assembly shifting. The braking assembly (50) includes a chock element (60) shiftably mounted adjacent at least one of the cart wheels (26) and configured for wedging engagement between the periphery (65) of the wheel (26) and the support surface (66) to impede forward movement...


[ We claim:] [1.] A cart comprising:a cart body;a plurality of rotatable support wheels operatively coupled to said cart body for moveably supporting the cart body on a support surface, with each of the wheels presenting a periphery; anda braking mechanism being operatively connected to said cart and including a braking assembly that is selectively shiftable into and out of a braking position in which forward movement of the cart body is impeded,said braking assembly including a shiftable chock element having at least a portion thereof that is located ge...

이 특허에 인용된 특허 (14)

  1. Batson Jack (4906 Monona Cir. Birmingham AL 35244). Apparatus for restraining the movement of wheeled carts. USP1990124976447.
  2. Haley ; Frederick J.. Automatic brake for wheeled carriages. USP1978094116464.
  3. Anderson Anders (Walden NY). Automatic braking device for nesting cart. USP1977044018449.
  4. King Clyde V. (4501 Husband Rd. Paducah KY 42003). Automatic shopping cart brake engaged by nesting of carts. USP1994075325938.
  5. Nicklasson Christer (P1 409 430 16 Rolfstorp SEX) Wing Anders (Hagaberg ; Grimmared 432 00 Varberg SEX). Brake device with lever, crank, spring, and arm. USP1988094768622.
  6. Bowers A. Dave (P.O. Box 2606 Sherman TX 75091) Roe Johnny (Rte. Box 236 Sherman TX 75090). Brake mechanism for telescoping shopping carts. USP1994025288089.
  7. Doughty Robert E. (940 S. 134th Bonner Springs KS 66012). Braking system for a grocery cart or the like. USP1992025090517.
  8. Doughty Robert E. (940 South 134th Bonner Springs KS 66012). Grocery cart. USP1989064840388.
  9. Balha, Frances R.. Shopping cart. USP1985104545591.
  10. Trimble Willard R. (114 Greenway Dr. Bloomingdale IL 60108) Trimble Robin D. (114 Greenway Dr. Bloomingdale IL 60108) Trimble Emerson (114 Greenway Dr. Bloomingdale IL 60108). Shopping cart automatic dual brake. USP1996035499697.
  11. Andruchiw ; Roman. Stair climbing device. USP1978084109740.
  12. Oat-Judge Patricia C. (7 Rosewood Dr. Farmington CT 06032). Walker with automatic braking mechanism. USP1991095046748.
  13. Bopp Robert D. (Rte. 2 ; Box 442 Ridgedale MO 65739). Wheel brake for shopping carts. USP1995105456336.
  14. MacRae Elwyn F. (309 Skylark Dr. Bloomingdale IL 60108). Wheel restraining device for a shopping cart or a portable vehicle. USP1995115465986.