Work chair
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 19, 1996
Issued Date -
N/A
app pub date -
Jun 19, 1995
filing date -
Jun 16, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A work chair comprising a backrest, a seat-pan, a fastening mechanism, and a support leg. The backrest is provided with a first fastening device. Theseat-pan comprises a pelvic support and a thigh support. The pelvic support is provided on the underside thereof with a rotary fastening unit and is further provided on a longitudinal median thereof with a second fastening device. The fastening mechanism comprises a vertical fastening portion engageable with the first fastening device of the backrest for adjusting the backrest upwards and downwards. The fastening mechanism further comprises a horizontal fastening portion engageable with the second fastening device of the seat-pan for adjusting the longitudinal depth of the seat-pan. The support leg is provided with a rotary fastening member engageable with the rotary fastening unit of the seat-pan. The thigh support of the seat-pan is arranged at an inclination ranging between 15 and 35 degrees in relation to the pelvic support of the seat-pan, so as to enable the trunk and the thighs of a person seated on the seat-pan to form an angle ranging between 100 and 120 degrees.
First Claim
Family
International Classification(s)
Cited Art Landscape
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