Length adjustment mechanism of expandable rod

Details Length adjustment mechanism of expandable rod Length adjustment mechanism of expandable rod

2005-01-04

2005-01-04

Cottingham, John R. (Department: 3679)

Joints and connections

Articulated members

Lockable at fixed position

C403S377000, C074S109000, C074S405000, C074S422000

Reexamination Certificate

active

06837642

ABSTRACT:
The length adjustment of an expandable rod is attained by a drive gear and a driven gear which is engaged with the drive gear and gear slots of an inner tube of the expandable rod. The inner tube is located inside an outer tube of the expandable rod by a locating member which is provided with a locating projection capable of locating in one of the gear slots of the inner tube.

REFERENCES:
patent: 619047 (1899-02-01), Mayer
patent: 975660 (1910-11-01), Waggoner et al.
patent: 1135299 (1915-04-01), Larsen
patent: 1218021 (1917-03-01), Walther
patent: 1725329 (1929-08-01), Blandford
patent: 3815289 (1974-06-01), Hoffman
patent: 4046019 (1977-09-01), Phillips
patent: 4061300 (1977-12-01), Takahashi
patent: 5443342 (1995-08-01), Huang
patent: 5897085 (1999-04-01), Cronin
patent: 5947666 (1999-09-01), Huang
patent: 5988963 (1999-11-01), Shiau
patent: 6247882 (2001-06-01), Huang
patent: 20020056329 (2002-05-01), Ramussen

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