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Class Information
Number: 261/DIG.81
Name: Gas and liquid contact apparatus > Percolation control
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
8632057 Diaphragm carburetor Jan. 21, 2014
8308144 Diaphragm carburetor Nov. 13, 2012
7472892 Carburetor of an internal combustion engine Jan. 6, 2009
7309061 Diaphragm-type carburetors Dec. 18, 2007
6644631 Diaphragm-type carburetor Nov. 11, 2003
6578831 Carburetor arrangement Jun. 17, 2003
5195493 Adjustable electronic fuel management system for vehicle engines Mar. 23, 1993
4944897 Arrangement in a fuel system Jul. 31, 1990
4941999 Fuel supply device with cooled flow chamber Jul. 17, 1990
4824613 Vapor return primer for carburetors of internal combustion engines Apr. 25, 1989
4770822 Diaphragm carburetor for internal combustion engine Sep. 13, 1988
4768492 Marine propulsion system with fuel line cooler Sep. 6, 1988
4769185 Diaphragm carburetor for internal combustion engine Sep. 6, 1988
4752420 Diaphragm carburetor for internal combustion engine Jun. 21, 1988
4728306 Marine propulsion auxiliary cooling system Mar. 1, 1988
4716878 Device for mounting a carburetor having a body made of synthetic resin Jan. 5, 1988
4715327 Flow system for engine-pump assembly Dec. 29, 1987
4708828 Carburetor for IC engines and an idling insert therefor Nov. 24, 1987
4597915 Carburetor percolation prevention system Jul. 1, 1986
4563311 Carburetor valve Jan. 7, 1986
4562012 Variable venturi type carburetor Dec. 31, 1985
4556031 System for controlling a carburetor of an internal combustion engine Dec. 3, 1985
4505863 Carburetor Mar. 19, 1985
4500476 Variable venturi type carburetor Feb. 19, 1985
4499032 System for preventing the percolation of fuel in a carburetor Feb. 12, 1985
4455266 Carburetor for internal combustion engines, especially very small portable engines Jun. 19, 1984
4448734 Carburetor May. 15, 1984
4432911 Variable venturi carburetor Feb. 21, 1984
4369749 Variable venturi carburetor Jan. 25, 1983
4364355 Electronically controlled fuel supply apparatus for internal combustion engine Dec. 21, 1982
4359433 Constant-pressure carburetor Nov. 16, 1982
4340549 Dual input carburetor Jul. 20, 1982
4301781 Method and apparatus for improving engine operation and reducing hydrocarbons emissions therefrom by cooling the fuel supplied to or in the carburetor Nov. 24, 1981
4155337 Internal combustion engine having system for refrigerating fuel inducted into carburetor May. 22, 1979
4098236 Device for supplying fuel to an internal combustion engine Jul. 4, 1978
4084564 Heat exchanger system for charge forming apparatus Apr. 18, 1978
4036188 Carburetor equipped with a cooling system Jul. 19, 1977











 
 
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