Telescopic rail and carriage assembly for suspending a...

Details Telescopic rail and carriage assembly for suspending a... Telescopic rail and carriage assembly for suspending a...

2008-07-18

2009-08-25

Olson, Lars A (Department: 3617)

Railways

Portable elevated

C005S083100, C212S312000

Reexamination Certificate

active

07578241

ABSTRACT:
A telescopic rail and carriage assembly for suspending a patient lift. The carriage has a downward projection to which the patient lift is to be connected. The telescopic rail has an inner rail section and an outer rail section. The outer rail section is provided with first longitudinally extending interior support surfaces for supporting a lower set of wheels of the carriage. The inner rail section is provided with second longitudinally extending interior support surfaces for guiding and supporting an upper set of wheels of the carriage. In the extended state, the carriage is guided by the either the first or the second longitudinally extending support surfaces except where the first and second rail sections overlap. In the overlap, the wheels of the carriage are supported by both the first and second longitudinally extending interior support surfaces. A support structure for suspending a patient lift, having a telescopic rail provided with a carriage with means for attaching the patient lift thereto, a pair of upstanding pole components each provided with a stabilizing ground support. The opposite ends of the telescopic rail are connected to the upper ends of the upstanding pole components.

REFERENCES:
patent: 2688410 (1954-09-01), Nelson
patent: 5188035 (1993-02-01), Hideyuki
patent: 6575100 (2003-06-01), Faucher et al.
patent: WO01/74285 (2001-10-01), None

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