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Class Information
Number: 261/DIG.38
Name: Gas and liquid contact apparatus > Needle valves
Description:










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8579265 Simple start ratchet-type carburetor Nov. 12, 2013
8544829 Adjustment safeguard Oct. 1, 2013
8511649 Engine model carburetor Aug. 20, 2013
8376324 Readjustment-preventing carburetor and a method for preventing the carburetor from being readjusted Feb. 19, 2013
8348244 Carburetor valve adjustment limiter Jan. 8, 2013
7971858 Variable venturi carburetor Jul. 5, 2011
7862012 Carburetor of a remote control model Jan. 4, 2011
7637483 Carburetor equipped with needle jet Dec. 29, 2009
7240896 Carburetor fuel adjustment assembly Jul. 10, 2007
7168690 Multiple circuit--single valve metering system for carburetor Jan. 30, 2007
7097165 Carburetor fuel adjustment and limiter assembly Aug. 29, 2006
7097164 Limiter cap for carburetor Aug. 29, 2006
7077387 Limited access adjustment system for an internal combustion engine Jul. 18, 2006
7070173 Carburetor air-fuel mixture adjustment assembly Jul. 4, 2006
6845972 Fuel system of carburetor Jan. 25, 2005
6796551 Tamper resistant carburetor mixture needles Sep. 28, 2004
6755397 Diaphragm-type carburetor Jun. 29, 2004
6715738 Fuel-air mixture control apparatus Apr. 6, 2004
6702262 Fuel system of carburetor Mar. 9, 2004
6691988 Tamper resistant carburetor mixture needles Feb. 17, 2004
6655665 Process for adjusting carburation and related bowl-type carburetor Dec. 2, 2003
6631889 Diaphragm-type carburetor Oct. 14, 2003
6543752 Carburetor for an internal combustion engine and including at least one adjusting screw Apr. 8, 2003
6540212 Carburetor valve rotational setting retainer assembly Apr. 1, 2003
6491288 Carburetor fuel mixture adjustment assembly Dec. 10, 2002
6435481 Needle adjustment means Aug. 20, 2002
6402125 Carburetor valve rotational setting retainer assembly Jun. 11, 2002
6402124 Carburetor fuel mixture adjustment assembly Jun. 11, 2002
6302384 Needle valve carburetor Oct. 16, 2001
6302383 Tamper resistant device for engine adjuster Oct. 16, 2001
6283460 Fuel-air mixture apparatus Sep. 4, 2001
6273403 Performance carburetor Aug. 14, 2001
6270060 Slide carburetor with adjustable vent hole in slide Aug. 7, 2001
6092793 Constant vacuum type carburetor Jul. 25, 2000
6082711 Carburetor throttle valve flow optimizer Jul. 4, 2000
6003845 Fuel mixture adjusting and limiting device Dec. 21, 1999
5984281 Carburetor needle valve and limiter cap installation and adjustment apparatus Nov. 16, 1999
5961896 Carburetor fuel adjusting device Oct. 5, 1999
5955007 Carburetor fuel adjusting device Sep. 21, 1999
5948325 Air-fuel ratio adjustment device for carburetor Sep. 7, 1999
5942159 Carburetor throttle valve flow optimizer Aug. 24, 1999
5776379 Carburetor adjustment screw apparatus Jul. 7, 1998
5772927 Carburetor fuel adjusting device Jun. 30, 1998
5753148 Carburetor needle valve adjustment limiter cap apparatus and method of adjusting fuel flow May. 19, 1998
5707561 Tamper resistant carburetor needle valve adjustment limiter Jan. 13, 1998
5695693 Carburetor fuel adjusting device Dec. 9, 1997
5692684 Injection cooler Dec. 2, 1997
5667734 Carburetor with regulating valve limiting device Sep. 16, 1997
5662836 Fuel jet having stepped needle Sep. 2, 1997
5635113 Carburetor adjustment screw apparatus Jun. 3, 1997

1 2 3










 
 
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