Title:
A gas cylinder actuator provided with the safeguard for fault movement
Document Type and Number:
Japanese Patent JP6215542
Kind Code:
B2
Abstract:
A gas cylinder actuator (10) with overtravel safety device, comprising a tubular jacket (11) for gas containment, which is closed hermetically at one end by a bottom (12) provided with a gas filling valve (13) and at the opposite end by a head portion (14), which is provided with a hole for the passage of a stem (15) with a piston (16), the jacket, the bottom and the piston forming the gas expansion and compression chamber (17). The head portion (14) comprises an annular body (18), which is fixed internally to the jacket (11), and is provided with a central hole (19) for the passage of the stem (15) with the interposition of dynamic sealing means (21), static sealing means being interposed between the annular body (18) and the jacket (11) and an element (20) for controlling the descending motion of a slider (S) of a press with which the actuator (10) is associated being provided and protruding from the annular body or from the jacket, the control element (20) being preset to selectively move or break or deform in order to break or deform or render ineffective in general the static and dynamic sealing means.
Inventors:
August Kappeller
Alessandro cappeller
Dante Cappeller
Alessandro cappeller
Dante Cappeller
Application Number:
JP2013038974A
Publication Date:
October 18, 2017
Filing Date:
February 28, 2013
Export Citation:
Assignee:
SPECIAL SPRINGS S.R.L.
International Classes:
F16F9/02; B30B15/00; B30B15/02; F16F9/00; F16F9/48
Domestic Patent References:
JP3181630A | ||||
JP62017406A |
Attorney, Agent or Firm:
Koji Nagato
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