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특허 상세정보

Scaffold stair

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) E04G-007/00   
미국특허분류(USC) 182/178.1; 182/194; 052/082; 052/183
출원번호 US-0173475 (2002-06-14)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Jones, Walker, Waechter, Poitevent, Carrere & Denegre, L.L.P.
인용정보 피인용 횟수 : 1  인용 특허 : 23
초록

A scaffold stringer which is a plate and a series of tread mounts attached at substantially uniform distances along the plate, the tread mounts forming an angle with the plate, each tread mount having an associated finger projection positioned above each tread mount and projecting outwardly from the stringer, the scaffold stringer additionally has least one attachment member for attaching the stringer to a scaffold structure.

대표
청구항

A scaffold stringer which is a plate and a series of tread mounts attached at substantially uniform distances along the plate, the tread mounts forming an angle with the plate, each tread mount having an associated finger projection positioned above each tread mount and projecting outwardly from the stringer, the scaffold stringer additionally has least one attachment member for attaching the stringer to a scaffold structure. by a signal from a main microcontroller, or from a signal from a monitoring circuit.

이 특허에 인용된 특허 (23)

  1. Nebel Kyle J. (Macomb MI). Adjustable height stairway. USP1993035189854.
  2. Richard Truckner ; Paul Truckner. Adjustable stair stringer and railing. USP2002036354403.
  3. Leicht Charles L. (384 South St. Toowoomba ; Queensland AUX 4350). Adjustable staircases. USP1986124631880.
  4. Wille Timothy G. (Canton GA). Adjustable stairstep system and process of assembling and installing same. USP1997065636483.
  5. Stob H. Richard (1954 Hall St. ; S.E. Grand Rapids MI 49506). Adjustable stairway. USP1990104959935.
  6. Nelson John Robert (3 ; Lorong Galing 71 ; Taman Air Putin ; 25300 Kuantan Pahang MYX) Donald-Hill Richard Forbes (#A 2350 ; Jalan Kubang Buaya ; 25250 Kuantan Pahang MYX). Anti-slip device for ladder rungs. USP1997125692581.
  7. Loix Gilbert (Chaussee Brunehault 22 4462 Wihogne BE). Apparatus suitable for use as stairways, stepladders and the like. USP1977104053028.
  8. Weston James T. (Essex GB3) Weston Richard (Essex GB3). Collapsible ladder. USP1996035495915.
  9. Krause Guenther,DEX. Connection hook. USP1999115988318.
  10. Loix Gilbert (rue Bourgogne 5 Juprelle BEX). Elements to be assembled to form temporary stair. USP1984074457398.
  11. Kemmer Walter ; Murray Stewart ; Kohrman Tim. Foldable ladder. USP1998085788011.
  12. Mintz Daniel (Pembroke Station ; Unit A ; F.C.I. Danbury CT 06810). Ladder. USP1977054024929.
  13. Sutton Charles W. (5505 NW. 64th Oklahoma City OK 73132) Sutton J. Wayne (5505 NW. 64th Oklahoma City OK 73132). Ladder rack ladder latch. USP1993025186588.
  14. Zaner Leonard A. (1300 Jerry St. Madison Heights MI 48071). Longitudinally extensible stringer and stairway. USP1986054586585.
  15. Maiuccoro John V. (Albany NY) Gardenier John (Guilderland NY). Modular stair support fixtures having alternate packaging usage. USP1991045010699.
  16. Stathopoulos Nicholas M. (3968 Marine Ave. Powell River ; British Columbia CAX). Modular staircase assembly. USP1983094406347.
  17. Harold Frederick Adshead GB. Portable ladder having resistance to slippage. USP2002076419047.
  18. Frank William H. (Anchorage KY) Wallick ; Jr. Claude R. (Louisville KY). Rung lock and latch assembly for an extension ladder. USP1995075429207.
  19. Yates Westley Hayman ; Kenneth Ray Hensley. Scaffold stair. USP2002076415891.
  20. Yates Westley Hayman. Scaffold toeboard system. USP2002066405830.
  21. Maiuccoro John V. (Albany NY) Gardenier John (Guilderland NY). Stair support system. USP1992025086595.
  22. Anderson ; Jr. Robert K. (Evergreen CO) Tibbett ; II Ernest E. (Arvada CO). Step module for use in constructing stairways. USP1991055014475.
  23. Canals Carlos (28 Nichols Ave. Brooklyn NY 11208). Work-step for extension ladder. USP1986054586586.

이 특허를 인용한 특허 피인용횟수: 1

  1. Schwoerer, Artur. Scaffold steps. USP2012018104576.