• 검색어에 아래의 연산자를 사용하시면 더 정확한 검색결과를 얻을 수 있습니다.
  • 검색연산자
검색연산자 기능 검색시 예
() 우선순위가 가장 높은 연산자 예1) (나노 (기계 | machine))
공백 두 개의 검색어(식)을 모두 포함하고 있는 문서 검색 예1) (나노 기계)
예2) 나노 장영실
| 두 개의 검색어(식) 중 하나 이상 포함하고 있는 문서 검색 예1) (줄기세포 | 면역)
예2) 줄기세포 | 장영실
! NOT 이후에 있는 검색어가 포함된 문서는 제외 예1) (황금 !백금)
예2) !image
* 검색어의 *란에 0개 이상의 임의의 문자가 포함된 문서 검색 예) semi*
"" 따옴표 내의 구문과 완전히 일치하는 문서만 검색 예) "Transform and Quantization"

특허 상세정보

Multipurpose work site utility carrier

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-001/00    B62B-003/00    B62B-005/00   
미국특허분류(USC) 280/047.18; 280/047.19; 280/047.34; 280/047.24; 280/047.35; 280/079.11; 280/079.3
출원번호 US-0097908 (2005-04-04)
등록번호 US-7306245 (2007-12-11)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 13  인용 특허 : 16

This disclosure describes a work site utility carrier that configures into a dolly and hand truck in its retracted mode and a work bench in its elevated mode. A lower receptacle formed as part of a chassis with wheels, and an upper receptacle are pivotally connected by a unique positioning apparatus. In a retracted position the two receptacles lie side-by-side with their top surfaces essentially planar. In this mode, the carrier serves as a dolly or a hand truck. In the elevated mode the second receptacle pivots up to station securely above the chassis, ...


The invention claimed is: 1. A work site utility carrier comprising: a first structure comprising a first top surface; a second structure comprising a second top surface; means for pivotally mounting said second structure in an elevated position above said first structure and for maintaining parallel relation at all times between said first and said second top surfaces; means for positioning said first and said second structures in a retracted position in which said first and said second top surfaces are substantially co-planar; a chassis for mounting s...

이 특허에 인용된 특허 (16)

  1. Miller Richard A. (5134 Valley Stream Rd. Charlotte NC 28209). Apparatus for carrying fishing equipment. USP1993045203815.
  2. Borgatti Anthony J.. Apparatus forming a combined hand truck and machine stand. USP1999095957472.
  3. Pike Russell C. (#5 Lakeview Dr. Kimberling City MO 65686) Pike Dinah D. (#5 Lakeview Dr. Kimberling City MO 65686). Change cart. USP1994045306028.
  4. Gesuale Thomas. Container lifting and transport apparatus. USP2000026019565.
  5. Miller Walter A. (5687 Pleasant Ave. Northridgeville OH 44039). Convertible bulk hand truck and table top. USP1996075536034.
  6. Barrett Paul D.. Convertible hand cart system. USP2000116152462.
  7. Wunder Richard (49 E. Prescott Ave. Colonia NJ 07067-1410). Convertible work bench to hand truck apparatus. USP1997075642895.
  8. Walla Robert J. (8212 Mark Ave. Sherwood AR 72116). Fire fighters hand truck. USP1995055419569.
  9. Frank E. Ciccone. Hand truck. USP2002016341788.
  10. Voegele Wolfgang (Zeppelinstrasse 12 7992 Tettnang DEX). Multi-purpose hand truck. USP1990064934718.
  11. Stallbaumer, John J.. Multipurpose storage and transport cart. USP2004076758482.
  12. Blohm Erich (464 Greenwich St. New York NY 10013). Portable shop/toolbox. USP1993075224531.
  13. Spear Kenneth J. ; Planthaber Rudy F ; Brooker Steven F.. Portable stackable wagon assembly. USP2000066079720.
  14. Boes James A. (Sullivan IN) Boes Chad W. (Sullivan IN) Boes Douglas W. (Sullivan IN). Tool cart. USP1996125588659.
  15. Kizewski Chris L.. Tool cart. USP2001016170839.
  16. Mueller, Mark J.. Work tool transporting and support apparatus. USP2003036530583.