Document Type and Number:
Japanese Patent JPH0222675
Kind Code:
B2
Abstract:
A reel (1) for a life-line (7) comprising a frame (5), a winding member (3) rotatably journalled in said frame and damping means (6) connected on the one hand with the frame and on the other hand with the winding member for counteracting the rotation of the winding member, said damping means comprising at least two piston pumps (10) axially arranged side by side in a pump housing (21) and cam discs (27), the cilinder rooms (34) of said piston pumps communicating with one another by an axial channel (45) forming a restriction and the pistons (35) being in contact with the surfaces of the cam discs relatively off-set by half a cam interval, said winding member extending around the damping means, said cam discs being formed by rings and each piston pump being radially arranged inside a ring, whilst the axial channel is in line with a bore extending from a head face of the pump housing.
Inventors:
ARUFUONSASU ANTONIUSU GEORUTSUEN
Application Number:
JP4549582A
Publication Date:
May 21, 1990
Filing Date:
March 19, 1982
Export Citation:
Assignee:
MASHIINEFUABURIIKU GERUTSUEN DEBENTERU BV
International Classes:
A62B1/12; B63B23/42; F16D57/06
Next Patent: DEVICE FOR DRIVING FAN MOTOR FOR PAGE PRINTER