Title:
BALANCER CYLINDER AND WORKPIECE-CONVEYING APPARATUS IN WHICH BALANCER CYLINDER IS USED
Document Type and Number:
WIPO Patent Application WO/2019/044342
Kind Code:
A1
Abstract:
Provided is a balancer cylinder (10) attached such that the axial direction thereof is perpendicular to a workpiece-conveying apparatus (100) having a pressure fluid supply source (16), wherein a second flow channel (28b) through which the pressure fluid supply source (16) and a first cylinder chamber (36a) are communicated is closed off when, at a position near the final end of a stroke during the lowering of a cylinder tube (22), a rod cover (20) comes into contact with a moving valve (30) and an engaging position of a positioning ratchet (38) has been moved from a first interlocking groove (28c) to a second interlocking groove (28d).
Inventors:
UOTA HIROSHI (JP)
NISHI TAKANORI (JP)
NISHI TAKANORI (JP)
Application Number:
PCT/JP2018/028862
Publication Date:
March 07, 2019
Filing Date:
August 01, 2018
Export Citation:
Assignee:
SMC CORP (JP)
International Classes:
F15B15/14; B66F19/00; F15B15/22; F15B15/26
Foreign References:
| JPS5220553A | 1977-02-16 | |||
| JPH0178706U | 1989-05-26 | |||
| JPS4935767A | 1974-04-02 |
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (JP)
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