Covering for an access aperture, and related assemblies

Details Covering for an access aperture, and related assemblies Covering for an access aperture, and related assemblies

2011-01-11

2011-01-11

Hartmann, Gary S (Department: 3671)

Road structure, process, or apparatus

Pavement

Vault cover-closure

Reexamination Certificate

active

07866915

ABSTRACT:
A covering (10), for an access aperture, comprises a pair (11, 12) of cover plates, of unequal sizes, that are positionable one adjacent the other along a line of juxtaposition (14) to define a generally rectangular covering. The line of juxtaposition (14) extends from one side (24) of the generally rectangular covering to another (26) and is spaced from the diagonal (27) of the rectangular covering that it is proximate.

REFERENCES:
patent: 284203 (1883-09-01), Herr
patent: 1799489 (1931-04-01), West
patent: 2056362 (1936-10-01), Moore
patent: 2997932 (1961-08-01), Taylor
patent: 3521537 (1970-07-01), Forni et al.
patent: 4508469 (1985-04-01), Dumortier
patent: 5595455 (1997-01-01), Svirklys
patent: 5732512 (1998-03-01), Ueno et al.
patent: 5769564 (1998-06-01), Hawkins
patent: 5832674 (1998-11-01), Ledbetter et al.
patent: 6116813 (2000-09-01), Pate
patent: 6276093 (2001-08-01), Janesky
patent: 6749363 (2004-06-01), Petersen
patent: 2005/0025571 (2005-02-01), Nicks
patent: 29 06 085 (1980-08-01), None
patent: 1 125 870 (1968-09-01), None
patent: 2 262 557 (1993-06-01), None
patent: 2 315 793 (1998-02-01), None
patent: 2 388 863 (2003-11-01), None
U.S. Appl. No. 11/813,147, filed Jun. 29, 2007, Pickavance, et al.

Affiliated with

Also associated with

Rating

Covering for an access aperture, and related assemblies does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Covering for an access aperture, and related assemblies, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Covering for an access aperture, and related assemblies will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2685237