About 33 results
https://drivepatents.com/patents/1077980 · 11 May 2005
In a pressure sensor A according to the presenting invention, a piezoelectric element B formed by a thin film of aluminium nitride is mounted on a base material C of an insulating material, and output electrodes D and E and output lead wires F and G which ...
https://drivepatents.com/patents/1078129 · 4 May 2005
Increase in quantity of particulates during a prescribed time period is acquired as first difference data (DX) that is based on pressure differential ΔP across a filter (32) and derived from first estimation data (D2) obtained from a first estimation calc...
https://drivepatents.com/patents/1078773 · 6 Apr 2005
In a fuel injection apparatus (1) configured so that high-pressure fuel from a common rail (2) is supplied to an injector (8) through a pressure booster (4), it is discriminated whether reduction of the fuel pressure in the common rail (2) is necessary, th...
https://drivepatents.com/patents/1081633 · 15 Dec 2004
In a fuel injector (1) whose injector body (2) is equipped with a magnetic valve (4) for fuel injection control that has a magnet unit (6) composed of multiple components assembled into a fixed sleeve (61), escape passages (67B) is formed inside the fixed ...
https://drivepatents.com/patents/1082025 · 1 Dec 2004
A three-way valve (71) is closed and two-way valve (72) is opened during non-injection state, to supply dimethyl ether (DME) fuel from feed pump (5) into aspirator (7). The solenoid valve (75) is opened to connect the fuel tank (4) with inlet of oil reserv...
https://drivepatents.com/patents/1082731 · 3 Nov 2004
In an automotive failure diagnosing system configured to conduct malfunction diagnosing display by operating a lamp (5) in response to a CPU hang-up detection signal (WDA) output from a microcomputer (2) that monitors whether a control microcomputer (1) is...
https://drivepatents.com/patents/1084088 · 15 Sep 2004
In an injection pump element 2, a communication route for communicating an injection pipe 3 connected to a fuel liquid outlet 212 and an inner peripheral surface of a plunger barrel 25 is formed by a purge passage 242 formed in a delivery valve seat 24, a ...
https://drivepatents.com/patents/1084051 · 15 Sep 2004
One end of a ceramics heater 2 is secured to one end of a metallic outer sleeve 4. The negative pole of the heater 2 is electrically connected to the metallic outer sleeve while the positive pole is connected to an external connection terminal 8 through an...
https://drivepatents.com/patents/1084871 · 18 Aug 2004
An object of the present invention is to provide a fuel path sealing structure for a fuel injection valve that is capable of preventing a high pressure fuel leak by increasing the seal surface pressure between a first body such as an injector housing (2), ...
https://drivepatents.com/patents/1085379 · 28 Jul 2004
In a method for driving a solenoid proportional control valve (44) used for flow rate control of a common rail system pump adapted to regulate flow rate by regulating the duty ratio of a pulse voltage applied to a solenoid coil (F) of a solenoid (44E), whe...