Abstract
The object (2) is supported on the end of one arm (4). The arm is an extension of one side of a hinged parallelogram of rods (7, 8, 9, 12). The corner of the parallelogram opposite the end (10) of the carrying arm in attached to a stationary pivot point (3). Springs (5, 14) in tension are connected between the parallelogram and two other stationary points. All three stationary points are mounted in the same vertical line.
Original language | English |
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Patent number | NL1009886C |
IPC | F21V 21/ 26 A I |
Priority date | 18/08/98 |
Publication status | Published - 21 Feb 2000 |
Externally published | Yes |