| Patent Number |
Title Of Patent |
Date Issued |
| 7448308 |
Vacuum type booster device |
November 11, 2008 |
| A valve piston 8 of a vacuum type booster device is provided with a bypass passage 51 which is defined between a sound-absorbing member 27 and an input rod 23 to communicate directly with the atmosphere and a sliding-type plate valve 52 composed of three plate valve parts 53, 54 55 w |
| 7370571 |
Negative pressure type booster device |
May 13, 2008 |
| In a negative pressure type booster device, secondary passages 53 communicating directly with the atmosphere is formed between the internal surface of a sliding cylindrical portion 8b of a valve piston 8 and the external surface of a silencer 27, and communication means 60 is provided |
| 7344203 |
Master cylinder |
March 18, 2008 |
| A master cylinder includes a cylinder body, primary cups supported on the inner periphery of the cylinder body, and a primary piston and a secondary piston inserted in the cylinder body so as to be in sliding contact with the respective primary cups. The cylinder body is integrally f |
| 7104612 |
Vehicle brake hydraulic pressure generator |
September 12, 2006 |
| A brake hydraulic pressure generator is proposed which is simple in structure and can suppress fluctuations in the brake pedal operating amount due to fluctuations in the amount of brake fluid consumed in the brake circuit. The brake hydraulic pressure generator includes an input sha |
| 7080588 |
Negative pressure type booster |
July 25, 2006 |
| A negative pressure type booster includes a power piston, a slide valve, and a holding mechanism, among others, and assists a driver during emergency braking. The holding mechanism is adapted to hold the slide valve at a predetermined frontward position, and includes a latch member t |
| 7063002 |
Negative pressure type booster |
June 20, 2006 |
| In a negative pressure type booster, an atmospheric valve seat is formed on an annular disk of an input member, which disk extends radially outward. The annular disk and an annular diaphragm located frontward of the annular disk and mounted to the input member define an annular atmos |
| 6883415 |
Brake booster device |
April 26, 2005 |
| A brake booster device for use in a brake system of vehicles is provided with a partition member dividing the interior of the booster shell into front and rear chambers and a piston movable bodily with the partition member within the booster shell. A control valve body is carried on the |
| 6881303 |
Method and system for pyrolyzing plastic and pyrolysate product |
April 19, 2005 |
| A plastic as a material to be treated and an additive such as unsaturated fatty acid oil are mixed, and the mixture is heated in a pyrolysis tank at a temperature of 300.degree. C. to 450.degree. C. by a heating member to thereby thermally decompose the mixture. A gas component produced |
| 5773085 |
Method of manufacturing ternary compound thin films |
June 30, 1998 |
| One kind of element belonging to I group or II group and one kind of binary compound including one kind of element belonging to III group and one kind of element selected from the group consisting of S, Se, Te and O are evaporated respectively by means of a vacuum vapor deposition method |
