Supports – Stand – Plural leg
Patent
1975-03-21
1976-04-27
Mitchell, James C.
Supports
Stand
Plural leg
248 23, 248346, 297134, F16M 1138
Patent
active
039529835
ABSTRACT:
The invention concerns a device for raising a chair, for children's use, comprising a cross-beam assembly including articulatedly interconnected telescopic cross-beams, spring means associated with each cross-beam, a leg secured to each end of each cross-beam, and means on the normally upper part of each leg for engaging the leg of a chair that is to be mounted and held on the device, the cross-beams being telescopically extensible against the force of the spring.
REFERENCES:
patent: 878043 (1908-02-01), Chrisman
patent: 2669289 (1954-02-01), Usher et al.
patent: 3215382 (1965-11-01), Stein
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