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Class Information
Number: 236/49.5
Name: Automatic temperature and humidity regulation > Ventilator type > Mechanical linkage actuated
Description: Device wherein the means operates the air flow control device by way of a system of interconnected machine elements.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8646287 Airflow regulating device Feb. 11, 2014
8464961 Electronic apparatus Jun. 18, 2013
8385066 Flow control device and cooled electronic system employing the same Feb. 26, 2013
8282451 Plenum partition baffle system Oct. 9, 2012
8249731 Smart air ventilation system Aug. 21, 2012
8120910 Heat dissipating structure Feb. 21, 2012
7874172 Damper Jan. 25, 2011
7837127 Ventilation system Nov. 23, 2010
7828224 Air conditioning diffuser having function of automatically changing air supply direction Nov. 9, 2010
7775451 Variable flow mixing valve Aug. 17, 2010
7665320 Damper assembly and methods for a refrigeration device Feb. 23, 2010
7641125 Variable air volume ceiling diffuser Jan. 5, 2010
7578734 Unit ventilator having a splitter plate and a pivoting damper blade assembly Aug. 25, 2009
7031154 Louvered rack Apr. 18, 2006
6935571 Air diffuser Aug. 30, 2005
6910340 Airflow control device Jun. 28, 2005
6871842 Hand winch handle with release feature that permits cable to wind off of winch drum without handle rotation Mar. 29, 2005
6857577 Thermally powered VAV diffuser and control assembly Feb. 22, 2005
6776349 Damper for controlling air flow through a passage Aug. 17, 2004
6736326 Thermally powered VAV diffuser and control assembly May. 18, 2004
6702187 Air diffuser Mar. 9, 2004
6330155 Method and apparatus for temperature control of electrical devices mounted on circuit boards Dec. 11, 2001
6254010 Air diffusers Jul. 3, 2001
6250092 Actuator and method for controlling temperatures in a multiple compartment device Jun. 26, 2001
6209792 Thermally actuated diffuser Apr. 3, 2001
6176435 Thermally powered diffuser Jan. 23, 2001
6108203 Cooling system for a computer system having dual fans and a movable baffle Aug. 22, 2000
6012642 Drive mechanism for controlling a fluid flow Jan. 11, 2000
5984196 Thermal rotary vent Nov. 16, 1999
5957373 Automatic ventilator with manual override Sep. 28, 1999
5860592 Variable-air-volume diffuser with independent ventilation air assembly and method Jan. 19, 1999
5769159 Apparatus for opening/closing a radiating section by using a shape memory alloy Jun. 23, 1998
5749780 Roof vent May. 12, 1998
5718628 Air conditioning method in machine room having forced air-cooling equipment housed therein Feb. 17, 1998
5700192 Register with injector nozzle Dec. 23, 1997
5682329 On-line monitoring of controllers in an environment control network Oct. 28, 1997
5673851 Variable-air-volume diffuser with induction air assembly and method Oct. 7, 1997
5647532 Air diffuser Jul. 15, 1997
5611212 Refrigerator dual air flow control mechanism Mar. 18, 1997
5556335 Thermally controlled diffusers Sep. 17, 1996
5505379 Forced air register with louver control and method of construction thereof Apr. 9, 1996
5476419 Thermally actuated heating/cooling air changeover deflector structure for a ceiling diffuser Dec. 19, 1995
5471849 Independent compartment temperature control in a household refrigerator using fan interlock Dec. 5, 1995
5446677 Diagnostic system for use in an environment control network Aug. 29, 1995
5366149 Method and apparatus for converting a fixed-opening air diffuser to an individually-controlled variable air volume diffuser Nov. 22, 1994
5346130 Thermally responsive air diffuser Sep. 13, 1994
5297326 Method and apparatus for converting a fixed-opening air diffuser to an individually-controlled variable air volume diffuser Mar. 29, 1994
5294049 Power temp vent duct system Mar. 15, 1994
5289094 Light responsive airflow register Feb. 22, 1994
5253804 Temperature and humidity sensitive high efficiency exhaust ventilator apparatus Oct. 19, 1993

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