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A Cloaking System designed to operate in the visible light spectrum, utilizes optoelectronics and/or photonic components to conceal an object within it.

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Class 169/41 - Direct support


Subclass of Class 169 - Fire extinguishers
Definition: , the valve or a member connected to and moving with the
No. of patents: 60
Last issue date: 04/10/2012


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NumberTitleIssue Date
8151897Ordinary hazard extended coverage sidewall sprinklers and systems
An extended coverage sidewall automatic fire sprinkler includes a generally tubular body with a central passageway and a central axis. One end of the passageway forms an outlet at one end of the tubular body. A closure at the one end of the tubular body at least ess...
04/10/2012
7373720Fire sprinkler flexible piping system, bracing apparatus therefor, and method of installing a fire sprinkler
A bracing apparatus for bracing a flexible pipe extending between a fire sprinkler header pipe and a sprinkler and for holding the sprinkler in a desired location, a flexible piping system having the bracing apparatus, and a method of installing a sprinkler of a spr...
05/20/2008
7353882Horizontal sidewall fire protection sprinklers
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 horizont...
04/08/2008
7343980Enhanced protection extended coverage pendent fire protection sprinkler
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 eleme...
03/18/2008
7314094Concealed cover for a fire sprinkler head
A spring-loaded device conceals a recessed sprinkler head. Heat releases the spring and exposes the sprinkler head. ...
01/01/2008
7314093Fast response sprinkler assembly for a fire extinguishing system
A fast response residential sprinkler assembly includes a sprinkler body having a base and a frame extending from the base. The base has a passage extending therethrough defining an inlet and an outlet. A deflector is mounted to the frame and spaced from the outlet,...
01/01/2008
7290618Fast response sprinkler head and fire extinguishing system
A fast response, upright sprinkler head includes a body having a central orifice through which fire extinguishing fluid is expelled through an outlet end. A yoke, attached to the exterior surface of the sprinkler body, extends beyond the outlet end of the sprinkler ...
11/06/2007
7275603Concealed pendent fire protection sprinkler with drop-down deflector
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 thr...
10/02/2007
7201234Residential fire sprinkler
A pendent type residential fire sprinkler is described. The residential fire sprinkler has a body with a K-factor of at least 6 passage coupled to a deflector assembly that distributes fluid flowing through the passage over a coverage area to perform in accordance w...
04/10/2007
7096964Sprinklers
The sprinkler includes the following structural members: a body (1) with a channel for liquid supply, a thermally responsive unit with a valve (4) closing the sprinkler outlet, and a thermally responsive unit attachment. In the first alternative embodi...
08/29/2006
7066273Apparatus and methods for sensing of fire and directed fire suppression
The present invention provides apparatus and methods for pro-active, intelligent fire suppression and/or control using a micro-controller that is communicatably connected to at least one fire-energy detection sensor and to at least one fire suppression device. The p...
06/27/2006
7036603Fast response sprinkler head and fire extinguishing system
A fast response, upright sprinkler head includes a body having a central orifice through which fire extinguishing fluid is expelled through an outlet end. A yoke, attached to the exterior surface of the sprinkler body, extends beyond the outlet end of the sprinkler ...
05/02/2006
7032680Fire protection sprinkler head support
A central hub includes a plate and a sleeve attached to the plate and adapted to receive a sprinkler head. The sleeve may be a telescoping sleeve. By providing a central hub with the plate and sleeve, the central hub provides increased stability and versatility to t...
04/25/2006
6997267Method and apparatus for a lighting and/or mechanical system
A system for placement in a ceiling of a room to provide a fluid to the room. A method for protecting a room from fire. The method comprises the steps of placing a primary profile in a ceiling of the room. A system for placement in a ceiling of a room to provide air...
02/14/2006
6976544Sprinkler
A sprinkler comprising a temperature-activated means (1), a housing (2), a central nozzle (4), a side nozzle (5a, 5b), a first channel (9-15-6-12-13) for guiding a medium to the cent...
12/20/2005
6976543Low pressure, extended coverage, upright fire protection sprinkler
A low pressure, extended coverage, fire protection sprinkler, e.g., of the upright type, suitable for use in protection of at least extra hazard and high piled storage occupancies, in accordance with the 1999 Edition of NFPA 13, has a body with an internal passagewa...
12/20/2005
6962208Compact pendant sprinkler head
A pendant sprinkler head includes a sprinkler body formed with a central orifice, and a sealing member positioned within the orifice and in sealing engagement with the inlet. A deflector assembly is at least partially positioned within the orifice and includes an an...
11/08/2005
6942040Method, chemical and automatic fire extinguishing system using liquified CO to regulate the distribution of fire extinguishing agents
The automatic fire extinguishing method using liquefied CO2 to regulate the distribution of fire extinguishing agents characterised in that this method uses liquid CO2 as: an independent fire extinguishing agent or combined with other fire exti...
09/13/2005
6923265Submerged thermally sensitive element for an automatic fire sprinkler
An automatic fire sprinkler device for fluidly connecting to a water system of a fire sprinkler, including: (a) a housing having an inlet for fluidly connecting with the water system, and an outlet for fluidly connecting with a discharge unit having a deflector for ...
08/02/2005
6907940Fast response fluid flow control valve/nozzle
Disclosed herein is a fast response fluid flow control valve/nozzle that combines the technology used to rupture the frangible discs found in pressurized container-based fire protection/suppression systems with that found in fixed pipe spray/sprinkler systems. The a...
06/21/2005
6868917Low pressure, early suppression fast response sprinklers
A low pressure, early suppression fast response sprinkler includes a generally tubular body having an inlet ends, an opposing discharge end and an internal passageway extending between the inlet and discharge ends with a K factor greater than 16 where the K factor e...
03/22/2005
6854668Extended coverage ordinary hazard sprinkler system
A sprinkler discharges a column of water downwardly onto a deflector that has a plurality of peripheral tines with a respective non-radial tapered notch separating each adjacent pair of tines. Opposed cutouts with tabs in the central portion of the deflector combine...
02/15/2005
6752218Fire protection sprinkler head support
A support system for use in fire-protection sprinkler systems and for positioning and supporting a fire-protection sprinkler head in a suspended ceiling including a T-bar grid for supporting panels. The support system includes a hub defining an annular opening confi...
06/22/2004
6669111Protector for thermally responsive member of sprinkler head
A removable protector for protecting a thermally responsive member of a sprinkler head includes first and second shields each having protective surfaces. The protective surfaces are positioned to protect portions of the thermally responsive members that a...
12/30/2003
6585054Fast response sprinkler head and fire extinguishing system
A fast response, upright sprinkler head includes a body having a central orifice through which fire extinguishing fluid is expelled through an outlet end. A yoke, attached to the exterior surface of the sprinkler body, extends beyond the outlet end of the...
07/01/2003
6502643Low pressure, early suppression fast response sprinklers
A low pressure, early suppression fast response sprinkler includes a generally tubular body having an inlet end, an opposing discharge end and an internal passageway extending between the inlet and discharge ends with a K factor greater than 16 where the ...
01/07/2003
6488097Fire protection sprinkler head support
A central hub includes a plate and a sleeve attached to the plate and adapted to receive a sprinkler head. The sleeve may be a telescoping sleeve. By providing a central hub with the plate and sleeve, the central hub provides increased stability and versa...
12/03/2002
6454017Upright fire protection nozzle
An upright-type fire protection spray mist nozzle has a base defining an orifice through which fire-retardant fluid can flow, an inlet section having an upstream end and defining a conduit for flow of fire-retardant fluid along a orifice axis and leading ...
09/24/2002
6450266Sprinkler arrangement for document storage
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 bo...
09/17/2002
6450265Large orifice ESFR sprinkler arrangement
A large orifice ESFR sprinkler arrangement has a sprinkler body with a frame supporting a deflector in spaced relation to an orifice in the sprinkler body. The orifice is selected to provide a K factor of at least 16, preferably 19 to 25, and desirably 22...
09/17/2002
6374919Concealed horizontal sidewall sprinkler arrangement
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 t...
04/23/2002
6367559Double-blade deflector for side wall sprinkler
An automatic flush sprinkler side wall sprinkler assembly includes a sprinkler body, a deflector, a closure member, and a trigger assembly. The deflector is movably mounted to the sprinkler body between a retracted position wherein at least a portion of t...
04/09/2002
6296062Installation for extinguishing fire, spray head
The invention relates to an installation for extinguishing fire, the installation comprising a number of spray heads (330a, 380a), a pipe system (381) for leading extinguishing medium to the spray heads, which spray heads comprise a holder body having an ...
10/02/2001
6276460Residental sprinkler arrangement
In the particular embodiment disclosed in the specification, a sprinkler has a sprinkler body with a passage having an orifice providing a K factor of about 3 to 6 which is normally closed by a cap retained in position by a glass bulb thermally responsive...
08/21/2001
6230815Sprinkler or spray head
The invention relates to a sprinkler or a spray head comprising a housing (2), an inlet (3), a nozzle (4) mounted in the housing, a passage (17-18-13) from the inlet to the nozzle, and a holder (8) for a release means, the holder being mounted in front of...
05/15/2001
6129153Water spraying control unit for a fire extinguishing sprinkler head
A water spraying control unit includes a fire extinguishing sprinkler head. The sprinkler head receives a branch pipe from a pipe line arranged in the ceiling of a building and the sprinkler head suppresses fire by discharging pressured water due to separ...
10/10/2000
6123153Fire protection sprinkle and release mechanism
A fire protection sprinkler has a body with an orifice and a coaxial outlet for delivery of fire protection fluid from a source; a cap that resists flow of fluid from the outlet in a sprinkler standby condition; and an actuator securing the cap in the sta...
09/26/2000
6123154Support system attachment mechanism for fire protection sprinklers
A system is provided for maintaining a sprinkler head in a position to allow continued operation during a fire in the event that the support structure for the sprinkler head fails or is otherwise removed. The support system includes a central hub adapted ...
09/26/2000
6112820Spray nozzle for fire extinguishing devices
A spray nozzle for fire extinguishing devices with a nozzle body and a valve for a valve body provided at the nozzle opening, wherein the valve body is held in a closed position by a support member which is secured by a thermal release element. The suppor...
09/05/2000
6112821Sprinkler head
A new sprinkler head for sprinkler installations is claimed which is compact and reduces production costs. In addition, the structure makes possible installation to a distribution pipe ahead of fitting a ceiling and easily enables checks for leakage. In d...
09/05/2000
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