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특허 상세정보

Subterranean utility marker

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) G09F-015/00   
미국특허분류(USC) 404/010; 404/025; 116/063.R; 116/173; 040/608; 040/612; 248/156; 248/560
출원번호 US-0094556 (2005-03-31)
발명자 / 주소
인용정보 피인용 횟수 : 7  인용 특허 : 15

A flag assembly includes an elongated and rectilinear shaft having opposed end portions situated adjacent a ground surface. The shaft includes a banner attached to one of the end portions having surface indicia imprinted thereon. A protective cover member is provided with a centrally registered countersunk bore situated therebelow. A frusto-conical spring member having axially opposed first and second end portions is conjoined to another end portion of the shaft and extends downwardly away therefrom along a vertical plane respectively. A bushing having a...


1. A flag assembly for identifying subterranean utility valves and manhole covers, said flag assembly comprising:an elongated and rectilinear shaft having opposed end portions situated adjacent a ground surface and axially displaced at a predetermined height thereabove respectively, said shaft including a banner attached to one said end portions and having surface indicia imprinted thereon for identifying a location unique to one of the utility valves and manhole covers, said surface indicia including a primary color associated with public sewer and wate...

이 특허에 인용된 특허 (15)

  1. Yancey William A. ; Daves Ted M. ; Swann Ronald F. ; Tessier Noel J. ; Teague James M.. Damage control materials for warship construction. USP1999015862772.
  2. Foernzler William E. (306 Grovewood Dr. Beech Grove IN 46107). Drain and cleanout spacer. USP1997045623971.
  3. Willis Tucker (Dallas TX) Cinquemani ; Jr. James (Dallas TX). Flag staff mounting base. USP199408D350084.
  4. Darling Gary E. (P.O. Box 719 Sapulpa OK 74066) McMillan Patrick J. (334 Bradstrom Cir. #101-C Naples FL 33962). Flag support for sprinkler systems on golf courses. USP1992035092556.
  5. De Vittori Gianfranco (VIA AL Fiume 1a Viganello CHX). Flagpole particularly for indicating goals in skiing competitions. USP1979074161723.
  6. Eugene Conway. Foldable flexible vehicle locator. USP2002046378453.
  7. Clausen Eivind (Bellingham WA) Skaling Timothy J. (Dana Point CA). Hinged slalom gate. USP1987014636109.
  8. Richard J. Rogers ; Bradley F. Rogers. Location marker. USP2002026349667.
  9. Thill Gene R.. Mail box indicator system. USP1999105964401.
  10. Stoudt Theodore L. (Lake Oswego OR). Over-center sign stand. USP1987064676015.
  11. John T. Duff, II. Portable indicating and protective structure for underground utilities. USP2002026347600.
  12. Grewe Ronald E. (Novi MI) Hillstrom David U. (Novi MI) Seely James R. (Avon CT) Ursprung Cecil (West Hartford CT). Sign and sign stand. USP1987094691892.
  13. McEntee Martin J. (4898 Beach Blvd. Buena Park CA 90621). Spring loaded flag. USP198707D290822.
  14. Levi, Michael. Swinging seat with spring suspension. USP2003096623368.
  15. Schweinberger Dale. Visual car spotter. USP2000106129035.