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Patent Searching and Data


Title:
PRESSURE BOOSTER
Document Type and Number:
WIPO Patent Application WO/2018/186048
Kind Code:
A1
Abstract:
A pressure booster (10) is equipped with a pair of cylinders (12a, 12b) provided on both sides of a center unit (20), pistons (14a, 14b) each disposed inside the pair of cylinders, and a piston rod (26) connecting the pistons, wherein each of the cylinders has a drive chamber (34a, 34b) and a booster chamber (36a, 36b) partitioned by the piston therein, and wherein the pressure booster is further equipped with a switching valve (18) that is switched by abutting on each of the pistons, and a reset valve (98) disposed in a fluid passage connecting a supply port (45) to one of the pair of drive chambers.

Inventors:
ASABA Tsuyoshi (TSUKUBA TECHNICAL CENTER 2-2, Kinunodai 4-chome, Tsukubamirai-sh, Ibaraki 93, 〒3002493, JP)
IGARASHI Tadashi (TSUKUBA TECHNICAL CENTER 2-2, Kinunodai 4-chome, Tsukubamirai-sh, Ibaraki 93, 〒3002493, JP)
SATO Ryosuke (TSUKUBA TECHNICAL CENTER 2-2, Kinunodai 4-chome, Tsukubamirai-sh, Ibaraki 93, 〒3002493, JP)
Application Number:
JP2018/006850
Publication Date:
October 11, 2018
Filing Date:
February 26, 2018
Export Citation:
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Assignee:
SMC CORPORATION (14-1, Sotokanda 4-chome Chiyoda-k, Tokyo 21, 〒1010021, JP)
International Classes:
F15B3/00
Foreign References:
US4767282A1988-08-30
JPH10267002A1998-10-06
JPH10267002A1998-10-06
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (Shinjuku Maynds Tower 16F, 1-1 Yoyogi 2-chome, Shibuya-k, Tokyo 53, 〒1510053, JP)
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