About 21 results
https://drivepatents.com/patents/1396858 · 12 Jun 2024
Dispositif (10) d'amortissement de pression pour un circuit de fluide, ce dispositif comportant : - un corps (12) inférieur comportant des ports (12a, 12b) d'entrée et de sortie de fluide, - un couvercle (14) supérieur fixé sur le corps (12), - une mem...
https://drivepatents.com/patents/948645 · 30 Sep 2015
The invention relates to a device (1) for protection against fluid pulsations with a first fluid connection (11), a second fluid connection (12), and an interior space (20) located between the first and the second fluid connection. The device is characteri...
https://drivepatents.com/patents/949553 · 12 Aug 2015
The objective of the present invention is to provide a diaphragm damper with which the amount of volume change due to the resonance frequency and pressure can be set freely and the performance of the diaphragm damper can be optimized, without changing the ...
https://drivepatents.com/patents/960266 · 3 Jun 2015
A fluid damper (30) comprising a tubular member within which flows the fluid. The tubular member is shaped to be flexible and to provide a degree of freedom amortizing hydraulic waves propagating in said tubular member.
https://drivepatents.com/patents/952608 · 14 Jan 2015
Provided is a connector (1) which can facilitate tuning of frequency of pulsation to be reduced and prevent sealing performance from degrading when a piston (70) moves. A pulsation reducing member (50) adopts a structure in which the piston (70) moves in a...
https://drivepatents.com/patents/967411 · 19 Nov 2014
A mechanism for reducing pressure pulsation includes a pair of metal dampers formed by joining two disk-shaped metal diaphragms over an entire circumference and forming a hermetically sealed space inside a joined portion, with gas being sealed in the afore...
https://drivepatents.com/patents/985316 · 27 Mar 2013
A fuel delivery system (20) for a direct injection internal combustion engine having two fuel rails (22, 23) and a plurality of fuel injectors (24) attached to and fluidly connected with each fuel rail (22, 23). A first fuel pump (32) has its outlet (38) c...
https://drivepatents.com/patents/994448 · 2 Jan 2013
A high-pressure fuel supply pump which has no probability of discontinuity of a thin film of fuel at a sliding portion even when the fuel is not needed to be compressed to a high pressure is obtained. Two low-pressure fuel ports are provided on the high-pr...
https://drivepatents.com/patents/1000199 · 18 Jul 2012
The device (1) has a fuel container (9) for supplying fuel to a fuel consumer (5) over a fuel pipe (11). A pretensioning device (13) pretensions the fuel in the pipe and has an energy storage (19). A control unit (23) e.g. 2/2-way-switching valve, controls...
https://drivepatents.com/patents/1001333 · 20 Jun 2012
A mechanism for reducing pressure pulsation includes a pair of metal dampers formed by joining two disk-shaped metal diaphragms over an entire circumference and forming a hermetically sealed space inside a joined portion, with gas being sealed in the afore...