Sprinkler head shut off tool

Details Sprinkler head shut off tool Sprinkler head shut off tool

2007-03-08

2010-06-29

Nguyen, Dinh Q (Department: 3752)

Fire extinguishers

Sprinkler heads

Shut off valve

C169S037000, C081S126000, C081S129000, C251S147000, C138S089000

Reexamination Certificate

active

07743838

ABSTRACT:
A sprinkler head shut off device, comprising of a handle with at least one jaw, a lever, a stopper arm, and a means for reciprocating the stopper arm as the lever is rotated, in order to bring a portion of the stopper arm in contact with the orifice of the sprinkler and stop water flow. The device further comprises a locking means to lock the lever in position. The locking means comprises a member attached to the lever which locks its rotary motion in one direction at a particular position by engaging with a portion of the means for reciprocating the stopper arm.

REFERENCES:
patent: 64904 (1867-05-01), Perry et al.
patent: 917928 (1909-04-01), Casey
patent: 1325507 (1919-12-01), Casey
patent: 2234290 (1941-03-01), Tessier
patent: 2700423 (1955-01-01), Burkert
patent: 3191685 (1965-06-01), Warne
patent: 3976141 (1976-08-01), Harrington
patent: 4191257 (1980-03-01), Mohler
patent: 4638866 (1987-01-01), Capasso et al.
patent: 4830118 (1989-05-01), Capasso
patent: 4848661 (1989-07-01), Palmer et al.
patent: 5033338 (1991-07-01), Ford, Jr.
patent: 6014917 (2000-01-01), Bally et al.
patent: 6178982 (2001-01-01), Longstreth
patent: 6499678 (2002-12-01), Hope
patent: 2006/0042803 (2006-03-01), Gallaher

Affiliated with

Also associated with

Rating

Sprinkler head shut off tool does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Sprinkler head shut off tool, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Sprinkler head shut off tool will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4175506