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특허 상세정보

Collapsible cart

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-003/00   
미국특허분류(USC) 280/047.29 ; 280/047.371 ; 280/655
출원번호 US-0825413 (1997-03-28)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Tilton, Fallon, Lungmus & Chestnut
인용정보 피인용 횟수 : 39  인용 특허 : 17
초록

A collapsible cart includes a pivotable platform, a pivotable handle, and collapsible and adjustable tube assemblies for placing the cart in an extended or retracted position. The cart opens to a two-wheel hand truck or a four-wheel cart. It also closes to a compact configuration, making it highly portable and easy to store.

대표
청구항

[ What is claimed is:] [1.] A collapsible and adjustable cart comprising:(a) a first tube assembly including first and second tubes, the first tube extending into the second tube in telescoping relation with the second tube;(b) a second tube assembly including third and fourth tubes, the third tube extending into the fourth tube in telescoping relation with the fourth tube;(c) first latching means disposed between the first and second tube assemblies for locking one tube of each assembly relative to the other tube;(d) support means secured to end portion...

이 특허에 인용된 특허 (17)

  1. Perego Giuseppe (Via de Gasperi 20043 - Arcore (Milano) ITX). Adjustable baby stroller handle rod. USP1982104354689.
  2. Wilhelm Paul K. (c/o Clipper Products ; P.O. Box 30388 Cincinnati OH 45230). Article carrying cart. USP1990014896897.
  3. Pond Gary E. (South Bend IN) Pond Cecil E. (Palm City FL). Carry-on case having a detachable wheel and handle assembly. USP1994115368143.
  4. Chen Johnson (5Fl. ; No. 3 ; Lane 416 ; Hsi-Sheng St. Hsin-Chuang City ; Taipei Hsien TWX). Contraction controller for collapsible type contractible baggage cart. USP1993015178404.
  5. Schoberg Carl J. (Zumbro Falls MN). Convertible hand truck. USP1990054921270.
  6. Dahl Gary-Michael (8300 Sands Pointe Dr. #903 Houston TX 77036). Convertible transport cart. USP1993075228716.
  7. Mao James C. C. (Taipei TWX). Foldable hand truck. USP1990124974871.
  8. Muller ; Jr. Henry J. (1730 Glen Oaks Dr. Santa Barbara CA 93108). Garden cart with removable container. USP1982064335897.
  9. Im Byung-Do (3038 Bain Bridge Ave. Bronx NY 10467) Spector George (233 Broadway ; RM 3815 New York NY 10007). Luggage carrier. USP1988074754985.
  10. Holtz Gilbert J. (182 Tibbetts Rd. Yonkers NY 10705). Luggage cart. USP1985064523773.
  11. Kazmark Eugene A. (5 Remin La. Joliet IL 60433) Kazmark ; Jr. Eugene A. (506 Manhattan Rd. Joliet IL 60433). Portable luggage carrier with pivotable wheels. USP1991065024458.
  12. Kazmark ; Sr. Eugene Anthony (5 Remin Lane Joliet IL 60433). Portable luggage carrier with telescoping handle. USP1976123998476.
  13. Kassai Kenzou (Osaka JPX). Pushcart handle height adjusting mechanism. USP1986034577877.
  14. Restad Everett L. (Faribault MN) Pitan Roger W. (Medford MN). Stair climbing and descending attachment for a hand truck. USP1977094046391.
  15. Esposito Patsy (350 Clarkson Ave. Brooklyn NY 11226). Telescoping handle for a small heavy duty hand truck. USP1981084284287.
  16. Hung-Hsin Hsieh (15F ; No.83 ; Sec.1 ; Chung-Hsiao East Rd. Taipei TWX). Tractive baggage handcart. USP1994125374073.
  17. Cheng Chiun-Jer (1 Fl. ; No. 20 ; Lane 327 ; Sec. 2 ; Chung Shan Rd. Chung Ho City ; Taipei Hsien TWX). Trolley with improved telescopic tubes. USP1992075127664.

이 특허를 인용한 특허 피인용횟수: 39

  1. Mikula, Derek; Endter, Robert; Witt, Brian J.. Adjustable handle for outdoor power equipment. USP2015018925293.
  2. Ivie Don B.. Appliance-moving dolly kit. USP2000126161861.
  3. Yang, Cheng-Chiang. Cart. USP201207D664733.
  4. Dahl,Gary Michael. Caster assembly & shelf for use with collapsible cart. USP2009027490847.
  5. Katz, Amir. Collapsible clamping work table. USP2009097588255.
  6. Amsili, Marc A.. Compact collapsible cart with vertical lift. USP2005126971654.
  7. Josephsen, Greg. Convertible cart device. USP20181210160467.
  8. Malone, Jr., William E.. Convertible hand cart with improved locking means. USP2003076588775.
  9. Wang, Jingfang. Creeper for car repairing. USP2014068746708.
  10. Lopez, Albert Manuel; Lopez, Heather Noel. Dolly for field technicians. USP20180610005481.
  11. Dub��,Jean Guy; Nandram,Kamal Roy. Dolly for moving a bendable roll of material, such as a carpet. USP2008067389996.
  12. Stallbaumer John J. ; Rahn Robert D.. Dual hand truck. USP2001106308967.
  13. Chang, Wen-Tung; Ho, Edwin. Foldable hand cart. USP201302D677034.
  14. Yang, Cheng-Chiang. Foldable handcart. USP2013068465029.
  15. Lawrence, Mark; Sirois, Michael G.; Watters, Robert D.; Busschaert, Jason F.; Yanbin, Tong; Tao, Han; Robson, Mark E.. Folding bench. USP2014068740207.
  16. Lawrence,Mark; Sirois,Michael G.; Watters,Robert D.; Busschaert,Jason F.; Yanbin,Tong; Tao,Han; Robson,Mark E.. Folding bench with hand truck capabilities. USP2006087090210.
  17. Lawrence, Mark; Sirois, Michael G.; Watters, Robert D.; Busschaert, Jason F.; Yanbin, Tong; Tao, Han; Robson, Mark E.. Folding bench with three member top. USP2012048152149.
  18. Tsai,Haiming. Hand truck. USP2008077398990.
  19. Daniel A. Matre ; Terrence K. Mahon ; Roland E. C. Schwarz. Hand truck body. USP200203D454997.
  20. Harrison, Francis Anthony. Hand truck loading accessories. USP2012038136822.
  21. Cortese, Richard. Hand truck mounting structure. USP2015109162693.
  22. Tsai, Haiming. Handcart. USP2016059327745.
  23. Judy Miles. Luggage cart handle. USP2002106464245.
  24. Blake, Richard R.; Russell, Jeffrey T.; Jones, Charles L.; Gray, Paul J.; Fjelstul, Jeffrey W.; Hinrichs, Steven P.; Lundy, Richard T.; Wu, Henry H.. Mobile appliance lift tool. USP2005086929250.
  25. Wang, Wen-Fa. Multi-function cart. USP2017059637149.
  26. Lucas,Jeffrey T.; McClure,Eric. Multi-purpose combined ladder/cart assembly. USP2006087093840.
  27. Hays, James Dunlap; Zellinger, John P.; Marshall, Jr., Rex A.; Charles, Wesson; Kelleher, Joseph P.; Horky, John K.. Nosepiece and magazine for power screwdriver. USP2017049616557.
  28. Matre, Daniel A.; Mahon, Terrence K.; Schwarz, Roland E. C.. Plastic hand truck with folding metal platen. USP2003096616153.
  29. Chisholm,John; Tsung,Shawn; Carrolo,Paulo. Portable collapsible stand. USP2007087255355.
  30. Byrne Robert M. ; Hafeken ; Sr. Kurt F.. Portable gas grill with removable LP gas cylinder dolly. USP2001096293273.
  31. J Richard Abraham ; Paolo M. B. Tiramani ; John A. Bozak. Roller mechanism for container or cart. USP2002096446987.
  32. Citron, Steven; Busuttil, John Joseph; Mattson, Mark. Steering and loading fulcrum device for multi-stage lifts. USP2016079388028.
  33. Roudebush H. Richard. Step stool and dolly apparatus. USP2000126158749.
  34. Vilkomirski, Gil; Fraiman, Zvika. Storage system frame. USP201202D654241.
  35. Khubani, Ajit. Transporting apparatus. USP20190310239545.
  36. Durham, Stephen P.. Vertically folding hand truck and methods of its operation and construction. USP2003086601859.
  37. Lawrence,Mark; Sirois,Michael G.; Watters,Robert D.; Busschaert,Jason F.; Yanbin,Tong; Tao,Han; Robson,Mark E.. Wheeled folding bench with hand truck capabilities. USP2008067380778.
  38. Mark J. Mueller. Work tool transporting and support apparatus. USP2002026345829.
  39. Mueller, Mark J.. Work tool transporting and support apparatus. USP2003036530583.