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특허 상세정보

Trolley case capable of displaying weight in a static state consisting of a weighing transducer affixed to the caster

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) G01G-019/52    A45C-005/14    B60C-099/00    G01G-003/14    G01G-019/58    G01G-023/00    A45C-005/03    A45C-015/00    B60B-033/00   
출원번호 US-0275501 (2016-09-26)
등록번호 US-10018497 (2018-07-10)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Lei, Leong C.
인용정보 피인용 횟수 : 0  인용 특허 : 16

A trolley case capable of displaying weight in a static state allows the bracket fixing shaft not to offset in a radial direction through the configurations of a directional bearing and shaft liner, and allows a weighing transducer to sense the weight of a case body accurately by installing the weighing transducer on the directional bearing and fixing the weighing transducer to the upper end face of the bracket fixing shaft, thereby not causing a weight displaying value to change, realizing a static display, and thus giving users the convenience of use.


1. A trolley case capable of displaying weight in a static state, comprising a case body and a plurality of casters, said plurality of casters being installed on a bottom of said case body, wherein said case body comprises an inner protecting cover and a plurality of caster seats mounted on a bottom of said inner protecting cover, said casters each comprises a tire bracket and a tire installed on said tire bracket, said tire bracket is mounted rotatably on said caster seat through a bracket fixing shaft, said caster seat is configured with a directional ...

이 특허에 인용된 특허 (16)

  1. Harris Charles A. (Evansville IN) Simonsen Robert J. (Evansville IN). Caster assembly with integral plastic stem and horn and with removable axle lock cap. USP1996105568671.
  2. Geringer E. Randy. Caster mounted weighing system. USP1998105823278.
  3. Geringer E. Randy ; Goldberg Joseph. Caster mounted weighing system. USP1998115831221.
  4. Kaneko Katsuyoshi (Tokyo JA). Detachable luggage caster roller. USP1977104054964.
  5. Schulze, Werner; Wald, Michael. Force sensor. USP2005106952972.
  6. Loher,Urs; Sawh,Chandradeo; Tellenbach,Jean Maurice. Force transducer, mounting arrangement for a force transducer, and weighing scale. USP2006057051603.
  7. Hilborn Robert R. (870 Whittier Cres. Mississagua ; Ontario CAX L5H 2X3). Keyed mounting assembly for lockable swivel caster. USP1988124788741.
  8. Craig J. Guttmann CA; Sean Guttmann CA; Peter DePinto CA; Csaba Lemak CA. Load indicating spring caster. USP2002116484359.
  9. Muccillo, Steven Richard. Luggage cart weighing apparatus. USP2017109804018.
  10. Roberts,Howard; Nagle,George J.; Nagle,Steven A.. Luggage device with built-in load determination. USP2006087084357.
  11. Angel Shlomo (270 Lafayette St. Suite 807 New York NY 10012). Mass-produced flat multiple-beam load cell and scales incorporating it. USP1996045510581.
  12. Sheiman Julius (247 Centre St. ; Crest Lock Co. ; Inc. New York NY 10013) Sheiman Samuel (247 Centre St. ; Crest Lock Co. ; Inc. New York NY 10013). Non-readily detachable luggage support unit. USP1983124422212.
  13. Hamaty, Robert M.. Rolling suitcase that converts to a luggage cart. USP2018019861170.
  14. Zhao, Xuequn. Self-weighing trolley case with weight sensor composed partially of soft material. USP2016099448099.
  15. Harris Charles A. (Evansville IN). Thermoplastic caster assembly. USP1993045199131.
  16. Chou Cheng-Tsan,TWX. Universal angle wheel assembly. USP1999035875519.