Metal shaft cover frame

Details Metal shaft cover frame Metal shaft cover frame

1978-02-06

1979-04-17

Byers, Jr., Nile C.

Road structure, process, or apparatus

Pavement

Vault cover-closure

E02D 2914

Patent

active

041498160

ABSTRACT:
The invention provides a metal cover frame for an open shaft, adapted to be installed flush with a road surface and connected in a vertically adjustable manner to a concrete frame which is adapted to rest on the upper end of the shaft, the metal frame comprising through holes provided in an inwardly projecting lip of the metal frame, and collects corresponding to the through holes in the metal frame being provided in the concrete frame, the collets being adapted to receive tightening screws penetrating the through holes.

REFERENCES:
patent: 1751194 (1930-03-01), Elsy
patent: 2431082 (1947-11-01), Sayles
patent: 2593918 (1952-04-01), Redman
patent: 3237538 (1966-03-01), McPheeters
patent: 3263579 (1966-08-01), Dorris
patent: 3408778 (1968-11-01), Mason
patent: 3773428 (1973-11-01), Bowman

Affiliated with

Also associated with

Rating

Metal shaft cover frame does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Metal shaft cover frame, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Metal shaft cover frame will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1259806