| Patent Number |
Title Of Patent |
Date Issued |
| 7353882 |
Horizontal sidewall fire protection sprinklers |
April 8, 2008 |
| A horizontal sidewall fire protection sprinkler is provided, including a deflector having a vertical face, transverse to the fluid flow from the output orifice, and a horizontal shelf positioned above and perpendicular to the vertical face. A portion of the horizontal shelf extends in th |
| 7343980 |
Enhanced protection extended coverage pendent fire protection sprinkler |
March 18, 2008 |
| An enhanced protection extended coverage pendent fire protection sprinkler has a body including a fluid passage and an output orifice sealed with a seal cap, two arms extending from the body and meeting at a hub, a release mechanism with a thermally-responsive element positioned between |
| 7331399 |
Fire protection sprinkler system for metal buildings |
February 19, 2008 |
| A fire protection sprinkler system for metal buildings has horizontally oriented sprinkler heads mounted on water supply lines extending along each side of rafters supporting the roof of a metal building so as to provide protection for bays between adjacent rafters having a width up to |
| 7275603 |
Concealed pendent fire protection sprinkler with drop-down deflector |
October 2, 2007 |
| A fire protection sprinkler is provided, including a body having an output orifice and a flange and a seal cap to seal a flow of fluid from the output orifice. A thermally-responsive element is positioned to releasably retain the seal cap. Housing members extend through and from the |
| 6920937 |
Deck/hall extended coverage horizontal sprinkler arrangement |
July 26, 2005 |
| In the embodiments described in the specification, a deck/hall extended coverage horizontal sprinkler arrangement has a sprinkler body with frame arms oriented in a vertical plane and a deflector mounted on the frame arms having semi-conical sections on opposite sides of the frame arms. |
| 6889774 |
Fire protection sprinkler system for metal buildings |
May 10, 2005 |
| A fire protection sprinkler system for metal buildings has horizontally oriented sprinkler heads mounted on water supply lines extending along each side of rafters supporting the roof of a metal building so as to provide protection for bays between adjacent rafters having a width up to |
| 6554077 |
Quick response adjustable automatic sprinkler arrangements |
April 29, 2003 |
| The sprinkler arrangements described in the specification include a sprinkler body with an axial passage and an axially movable assembly movable between a sealing position and an open position and including a Belleville washer engageable with a shoulder in the sprinkler body to seal |
| 6520022 |
Direct connect pressure tester arrangement |
February 18, 2003 |
| In the representative embodiments described in the specification, a direct connect pressure tester arrangement has a saddle which is clamped to a pipe which may contain fluid under pressure and has a drill guide with an opening extending perpendicular to the wall of the pipe, along with |
| 6516893 |
Residential sprinkler arrangement |
February 11, 2003 |
| In the particular embodiments disclosed in the specification, a residential sprinkler arrangement includes a sprinkler body with an axial passage having an outlet opening providing a K factor of about 4 to about 6 which is normally closed by a cap retained in position by a thermally resp |
| 6450266 |
Sprinkler arrangement for document storage |
September 17, 2002 |
| In the typical embodiments described in the specification, a sprinkler arrangement for protecting stored documents has a sprinkler body with an orifice providing a K factor in the range from about 1.1 to about 2.7, a pair of frame arms terminating in a boss from which a glass bulb suppor |
| 6374920 |
Vertical sidewall sprinkler arrangement |
April 23, 2002 |
| In the representative embodiments described in the specification, a vertical sidewall sprinkler arrangement has a deflector supported from the junction of a pair of frame arms of the sprinkler and arranged to direct water in a generally horizontal direction. The deflector has a planar |
| 6374919 |
Concealed horizontal sidewall sprinkler arrangement |
April 23, 2002 |
| In the representative embodiments described in the specification, a concealed horizontal sidewall sprinkler has a sprinkler body adapted to be connected to a source of fire extinguishing liquid. A cover support is mounted substantially concentrically to the sprinkler body and has a t |
| 6082463 |
Concealed extended coverage quick response sprinkler |
July 4, 2000 |
| A concealed extended coverage quick response sprinkler has a sprinkler body with an axial passage for water, a cap normally closing the axial passage, and a thermally responsive structure supported from a pair of frame arms retaining the cap in position. A deflector slidably supported fr |
| 6026907 |
Fast response residential sprinkler arrangement |
February 22, 2000 |
| In a particular embodiment disclosed in the specification a sprinkler has a sprinkler body with a passage having an orifice which is normally closed by a cap retained in position by a glass bulb thermally responsive element and a deflector spaced from the orifice and supported from the s |
| 5967240 |
Dry sprinkler arrangements |
October 19, 1999 |
| In the particular embodiments described in the specification, a dry sprinkler has a tube-like section with a sprinkler head at one end and a threaded portion to be received in a water supply line at the opposite end and it includes an internal support structure extending between a sealin |
| 5893418 |
Sprinkle guard |
April 13, 1999 |
| In the particular embodiments described in the specification, a sprinkler guard is formed from eight U-shaped wire members arranged uniformly about a sprinkler axis and joined at one end to a ring and at the other end to two opposed base plates which each receive four of the U-shaped mem |
| 5890657 |
Sprinkler arrangement |
April 6, 1999 |
| In the representative embodiments described in the specification, a pendent sprinkler has a sprinkler body with an axial passage for fire extinguishing liquid and a pair of frame arms supporting a deflector at a location spaced from the end of the axial passage. In order to provide h |
| 5775431 |
Dry sprinkler arrangements |
July 7, 1998 |
| In the particular embodiments described in the specification, a dry sprinkler has a tube-like section with a sprinkler head at one end and a threaded portion to be received in a water supply line at the opposite end and it includes an internal support structure extending between a sealin |
| 5727737 |
Horizontal sidewall sprinkler |
March 17, 1998 |
| The horizontal sidewall sprinkler has a sprinkler body with a passage having an outlet and a deflector with a vertical portion supported forwardly of the outlet by a diverging boss at the culmination of frame arms extending from the sprinkler body and a generally horizontal portion w |
| 4880063 |
Adjustable concealed sprinkler |
November 14, 1989 |
| In the particular embodiment of an adjustable concealed sprinkler disclosed in the specification, a center strut sprinkler has a frame with an inlet opening at one end and a cap is normally retained in position over the inlet opening by a thermally responsive strut assembly extending bet |
| 4785888 |
Decorative quick response sprinkler |
November 22, 1988 |
| In the particular embodiments of the quick response sprinkler described in the specification, a sprinkler housing is sealed with a valve plug supported on a deflector which is movable between a closed position and an open position. A thermally responsive element supported from a first le |
| 4766961 |
Decorative quick response sprinkler |
August 30, 1988 |
| In the representative embodiment described in the specification, a decorative quick-response sprinkler has a hollow body normally sealed at its outer end by a valve which is retained in position by a valve-retaining assembly. The valve-retaining assembly has locking balls which are h |
| 4237982 |
Adjustable dry sprinkler having a latching mechanism controlled by a sleeve |
December 9, 1980 |
| In the representative embodiment of the invention described herein, an adjustable sprinkler for a fire protection system has a sprinkler assembly tube which is mounted for longitudinal movement in a bore extending longitudinally into a component of a fluid supply piping network for the |
