Chairs and seats – Headrest – Adjustable rectilinearly vertically
Patent
1998-08-17
1999-07-06
Cranmer, Laurie K.
Chairs and seats
Headrest
Adjustable rectilinearly vertically
297353, A47C 110
Patent
active
059189410
ABSTRACT:
A headrest mounting assembly for mounting on the external surface of the rear surface of a backrest. The assembly includes a latching assembly removably mounted within a cover casing which has a channel defined by an upper slot opening and a lower slot opening formed in the upper and lower panels of the cover casing. A latching element pivotally mounted on a support and biassed by a torsion spring. The latching element has a narrow latching finger which is normally located in the locked position in the channel when the assembly is mounted on the backrest. The latching assembly bas a dome-shaped press button mounted on the latching element and it is operative to locate the latching finger in an opened position to allow the elongated bar of a headrest to be inserted through the channel. A plurality of transverse openings are formed in the elongated bar which are adapted to engage with the narrow finger of the latching element to lock the headrest at a selected height above the backrest.
REFERENCES:
patent: 1260032 (1918-03-01), Perpick
patent: 1763294 (1930-06-01), Emmert
patent: 1867600 (1932-07-01), Schwarkopf
patent: 3877751 (1975-04-01), Rasmussen
patent: 4012158 (1977-03-01), Harper
patent: 4451084 (1984-05-01), Seeley
patent: 5582460 (1996-12-01), Schultz
patent: 5649741 (1997-07-01), Beggs
Cranmer Laurie K.
Wong David W.
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