About 33 results
https://drivepatents.com/patents/1087459 · 6 May 2004
A correction value (D4) is calculated based on the difference between reference injection quantity data (DL) required to maintain a diesel engine in idle drive condition and idle basic injection quantity data (D1). A target pilot injection quantity data (D...
https://drivepatents.com/patents/1090211 · 21 Jan 2004
A self-tapping screw type fastener of the present invention is characterized in that an external thread (7) of an adjusting rod (self-tapping screw) (5) is screwed into and fastened to an output rod (1) with tapping an internal thread (3) in an inner perip...
https://drivepatents.com/patents/1091064 · 17 Dec 2003
In a negative pressure boosting device of the present invention, upon depression of a pedal at a normal speed, an input shaft 11 and a valve plunger 10 move forward to close a vacuum valve 15 and open an atmospheric valve 16 and a power piston 5, a valve b...
https://drivepatents.com/patents/1096257 · 2 May 2003
A first vacuum valve seat 17 is formed on a valve body 3, and a second vacuum valve seat 18 is formed on a tubular member 21 which is slidably mounted on the valve body 3. A lever member 41 is provided between the tubular member 21 and a valve plunger 14, ...
https://drivepatents.com/patents/1096574 · 23 Apr 2003
When a booster is inoperative, a first atmosphere valve (S1) and a second atmosphere valve (S2) are both closed to block a communication of an orifice passage (36) with a variable pressure chamber (B); at the commencement of operation of the booster, the f...
https://drivepatents.com/patents/1097294 · 26 Mar 2003
During a normal brake operation, a brake reaction from a reaction disc (12) is transmitted to a valve plunger (15) through an outer plunger (17) and an inner plunger (18); during an emergency brake operation, as a valve plunger (15) is driven forward throu...
https://drivepatents.com/patents/1097423 · 19 Mar 2003
A booster includes an output shaft (36) a base (36A) of which comprises a rod member (36B), and a holder (43) having a bottom (43A), a stop (42) being formed separately from the holder, the holder having a reduced diameter portion (43B), in which an outer ...
https://drivepatents.com/patents/1098327 · 19 Feb 2003
A check valve (8) and a booster (9) are inserted in parallel in a supplied fuel line (6) connecting a common rail (5) and an injection valve (7), a piston (10E) of a hydraulic circuit (10) is driven for positioning by a piezoelectric actuator (PA-1), the p...
https://drivepatents.com/patents/1099097 · 15 Jan 2003
A high-pressure fuel feed pump force-feeding fuel to a common rail for storing high-pressure fuel, comprising a fuel force-feeding means for force-feeding fuel and a fuel oil quantity regulating means for regulating the amount of fuel oil flowing into a co...
https://drivepatents.com/patents/1099582 · 2 Jan 2003
A fuel injection pump, comprising a plurality of plungers and a cam shaft having a plurality of drive cams (31, 32) installed in correspondence with the plungers, wherein the cam shaft is rotated by a power from the outside so as to reciprocate the plurali...