About 14 results
https://drivepatents.com/patents/957875 · 9 Sep 2015
A spring brake chamber includes a first case, a second case, and a coupling case. The first case includes an open end, a closed end, and an open end portion. The open end portion of the first case includes a tapered outer positioning portion having a diame...
https://drivepatents.com/patents/959629 · 1 Jul 2015
An oil separator is provided with a casing having an inlet for air and an outlet for air, an expansion chamber for expanding air introduced therein through the inlet, an accommodation member communicating with the expansion chamber in the vertical directio...
https://drivepatents.com/patents/969459 · 1 Oct 2014
The present invention provides a small brake cylinder device that can increase braking force output from a brake output portion that moves along with a rod, while suppressing an increase in the device size. A piston 24 defines a pressure chamber 43 and sur...
https://drivepatents.com/patents/978376 · 19 Feb 2014
A brake chamber provided with a configuration connecting a housing, which forms an accommodation space for a push plate, and a cylinder, in which a pushrod is accommodated. In order to prevent problems caused by the intrusion of foreign matter into the hou...
https://drivepatents.com/patents/979199 · 29 Jan 2014
[Abstract] An object is to provide a pressure governor, in which both the releasing pressure and the introducing pressure can be easily determined with high accuracy, and which has a simple structure to contribute to cost reduction. For accomplishing the o...
https://drivepatents.com/patents/979820 · 15 Jan 2014
Provided is a small plug door device capable of performing an opening/closing operation and a plugging operation with a door drive mechanism for causing a force in a vehicle front-rear direction to act on a door, and further applicable also to a one-panel ...
https://drivepatents.com/patents/980862 · 18 Dec 2013
An object is to provide a thinner protection valve with a regular sequence of valve opening. For a purpose of accomplishing the object, a protection valve 1 includes: an input chamber (a) into which air is introduced; a plurality of output ports P21 to P29...
https://drivepatents.com/patents/986491 · 25 Sep 2013
An air dryer is provided that has an objective of improving versatility and productivity by being mountable at diverse mounting positions with the same structure. The air dryer includes a supporting base 12, a drying agent container, and an outer cover 70....
https://drivepatents.com/patents/993059 · 6 Feb 2013
It is intended to provide a vacuum pump so that without upsizing the vacuum pump, noise and vibration are reduced, heat dissipation property is secured, and the casing is downsized. Therefore, at least one turning part is provided in an exhausting path for...
https://drivepatents.com/patents/995227 · 12 Dec 2012
Disclosed is a vehicle compressed air supply device, comprising pressure maintenance valves (44, 45) for service brakes, which are positioned between a junction chamber (38) and compressed air channels (51 a, 52a) for primary brakes; a pressure maintenance...