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Class Information
Number: 123/184.32
Name: Internal-combustion engines > Intake manifold > For engine having radiating cylinders > For v-type engine > For use with carburetor upstream of manifold
Description: Intake manifold which communicates between the engine and a device for mixing air with fuel working fluid.










Sub-classes under this class:

Class Number Class Name Patents
123/184.33 Inlet manifold heated by outlet manifold 12


Patents under this class:

Patent Number Title Of Patent Date Issued
8640667 Fixing structures for intake manifolds Feb. 4, 2014
8468993 Manifold communication channel Jun. 25, 2013
8276560 V-type engine Oct. 2, 2012
7857881 Air cleaner for two-stroke internal combustion engine and method of tuning the length of air-fuel mixture passage by using the air cleaner Dec. 28, 2010
7806096 In-line induction system for internal combustion engine Oct. 5, 2010
7370620 Intake manifold assembly having short compact runners and methods of making same May. 13, 2008
7361201 Air cleaner device Apr. 22, 2008
7284508 Intake air and carburetor heating arrangements for V-twin engines Oct. 23, 2007
7128039 Engine air induction arrangement and method Oct. 31, 2006
7107962 Carburetor hat for forced induction system Sep. 19, 2006
7011064 Intake manifold Mar. 14, 2006
6647940 Engine intake manifold Nov. 18, 2003
6209502 Intake manifold with multiple stage ram induction Apr. 3, 2001
5850813 Split intake manifold, structure, installation and method Dec. 22, 1998
5813384 Intake system arrangement for V-type engine Sep. 29, 1998
5809960 Intake pipe in an internal combustion engine with carburetor Sep. 22, 1998
5755203 Charge-forming system for gaseous fueled engine May. 26, 1998
5494011 High-rise intake manifold for performance engines and method for manufacturing same Feb. 27, 1996
5174251 S divider intake Dec. 29, 1992
5042435 Manifold for an internal combustion engine using multiple carburetors Aug. 27, 1991
4993369 Internal combustion engine Feb. 19, 1991
4967704 Air intake device for engine of marine propulsion boat Nov. 6, 1990
4934342 Intake manifold for internal combustion vee-engine and manufacturing method of intake manifold Jun. 19, 1990
4872424 Intake manifold with removable baffles Oct. 10, 1989
4870928 Two-cylinder engine Oct. 3, 1989
4862839 Multiport manifold Sep. 5, 1989
4829943 V-type multiple cylinder engine May. 16, 1989
4697557 V-type internal combustion engine Oct. 6, 1987
4671216 Air intake device for a V-type engine Jun. 9, 1987
4592311 Intake system for two-cycle multi-cylinder engines Jun. 3, 1986
4545331 Auxiliary air supply apparatus for an internal combustion engine Oct. 8, 1985
4487170 Carburetor device for V-type internal combustion engines Dec. 11, 1984
4463711 Carburetion system for a V-type internal combustion engine Aug. 7, 1984
4455975 V-Type multi-cylinder internal combustion engine Jun. 26, 1984
4445466 Carburetion system for V-type internal combustion engines May. 1, 1984
4418676 Carburetion system for a V-type internal combustion engine Dec. 6, 1983
4391261 Carburetor actuating system for V-engines Jul. 5, 1983
4381738 Engine with additional shared flow control runner for two cylinders May. 3, 1983
D267952 Low-profile intake manifold Feb. 15, 1983
4279224 Convertible intake manifold Jul. 21, 1981
4192270 Fuel system Mar. 11, 1980
4100905 Fuel vaporizer Jul. 18, 1978
4098250 Suction line formation of combustion engines Jul. 4, 1978
3972324 Fuel induction system Aug. 3, 1976











 
 
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