Stopping device for double-acting, pneumatic operating cylinders

Details Stopping device for double-acting, pneumatic operating cylinders Stopping device for double-acting, pneumatic operating cylinders

1978-01-30

1980-06-17

Maslousky, Paul E.

Motors: expansible chamber type

Working member position responsive motive fluid control

Working member controls relatively movable inlet valve

91358R, 91459, F15B 1316, F15B 12044

Patent

active

042078032

ABSTRACT:
The invention relates to a positioner device for positioning the piston and piston rod of a double-acting, pneumatic operating cylinder at a preselected position for setting the position of a device connected thereto, such as the lever of a throttle valve, for example, with the positioner device having a locking device connected to the piston rod which can be controlled by a control valve for securing and maintaining the piston and rod in the selected position, without variance, until deliberately changed.

REFERENCES:
patent: 2286026 (1942-06-01), Towler et al.
patent: 3042326 (1962-07-01), Lamb et al.
patent: 3720137 (1973-03-01), Landherr

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