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Class Information
Number: 169/90
Name: Fire extinguishers > Sprinkler heads > Shut off valve
Description: Apparatus further comprising a means for selectively terminating discharge from the sprinkler head.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7422072 |
Sprinkler wedge |
Sep. 9, 2008 |
| 7314094 |
Concealed cover for a fire sprinkler head |
Jan. 1, 2008 |
| 7143834 |
Sprinkler assembly |
Dec. 5, 2006 |
| 7017673 |
Sprinkling head for fire fighting systems |
Mar. 28, 2006 |
| 6964307 |
Sprinklers |
Nov. 15, 2005 |
| 6860331 |
Single-piece manifold |
Mar. 1, 2005 |
| 6575252 |
Sprinkler head deactivating tool |
Jun. 10, 2003 |
| 6425537 |
Fire extinguishing device |
Jul. 30, 2002 |
| 6336510 |
Sprinkler device for fire extinguishing systems |
Jan. 8, 2002 |
| 6073700 |
Sprinkler head |
Jun. 13, 2000 |
| 6068205 |
On-off control for sprinklers and the like employing a sealing membrane |
May. 30, 2000 |
| 6065546 |
Fire extinguishing and smoke eliminating apparatus and method using water mist |
May. 23, 2000 |
| 5655608 |
Fire fighting equipment |
Aug. 12, 1997 |
| 5560430 |
Adjustable stopper for a fusible link sprinkler head |
Oct. 1, 1996 |
| 5533576 |
Automatic on-off fire protection sprinkler |
Jul. 9, 1996 |
| 5485884 |
Hydride operated reversible temperature responsive actuator and device |
Jan. 23, 1996 |
| 5303778 |
On-off type sprinkler |
Apr. 19, 1994 |
| 5010959 |
Automatic sprinkler head |
Apr. 30, 1991 |
| 4923013 |
Fire sprinkler system and automatic shut-off valve therefor |
May. 8, 1990 |
| 4901799 |
Sprinkler head having protuberant ridge valve seat |
Feb. 20, 1990 |
| 4830115 |
Valve assembly for sprinkler head |
May. 16, 1989 |
| 4830117 |
Shut-off device for an automatic sprinkler |
May. 16, 1989 |
| 4830118 |
Shut-off device for a sprinkler assembly |
May. 16, 1989 |
| 4804046 |
Shut-off device for a sprinkler assembly |
Feb. 14, 1989 |
| 4706758 |
Automatic on-off sprinkler head |
Nov. 17, 1987 |
| 4676320 |
Shut-off device for a sprinkler assembly |
Jun. 30, 1987 |
| 4638866 |
Fire-sprinkler cut-off device |
Jan. 27, 1987 |
| 4553602 |
Automatic on-off sprinkler head |
Nov. 19, 1985 |
| 4434855 |
Sprinkler valve |
Mar. 6, 1984 |
| 4368782 |
On/off sprinkler head with temperature responsive exhaust port valve |
Jan. 18, 1983 |
| 4361189 |
Automatic fire extinguishing and alarm system for mobile homes |
Nov. 30, 1982 |
| 4359098 |
Automatic on-off fire sprinkler head |
Nov. 16, 1982 |
| 4258795 |
On-off sprinkler head having an offset drive motor |
Mar. 31, 1981 |
| 4191257 |
Sprinkler-sealing device |
Mar. 4, 1980 |
| 3976141 |
Sprinkler head shut-off mechanism |
Aug. 24, 1976 |
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