US2014239675A1PendingUtilityA1
Furniture piece
Est. expiryAug 8, 2031(~5 yrs left)· nominal 20-yr term from priority
A47C 1/035
41
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Claims
Abstract
A seating furniture piece with a seat surface and a leg-rest able to pivot outwards about a pivot axis, wherein the chair can be pivoted between a sitting and a lying position, for which purpose the seat surface can be shifted to the rear relative to a fixed frame, and the leg-rest is coupled to the seat surface in such a manner that it is pivoted when the seat surface is shifted to the rear. The leg-rest comprises a gear and teeth are arranged on the front frame of the seat surface, the teeth meshing with the gear to pivot the leg-rest about the pivot axis.
Claims
exact text as granted — not AI-modified1 . Item of seating furniture having a seat surface and a leg rest which can pivot outwards about a pivot axis, wherein the armchair can pivot between a sitting and a lying position, for which purpose the seat surface can be displaced backwards with respect to a fixed frame and the leg rest is coupled to the seat surface in such a way that it is pivoted without linear movement when the seat surface is being displaced backwards, wherein the leg rest has a single toothed wheel and toothing is disposed on the front frame of the seat surface, wherein the toothing meshes with the toothed wheel to pivot the leg rest about the pivot axis, that the toothing is attached in a non-rotatable manner to the front frame of the seat surface and the toothing is formed as a segment of a circle.
2 . Item of seating furniture as claimed in claim 1 , wherein the toothing is disposed such that, upon backwards displacement of the seat surface, it drives the toothed wheel of the leg rest.
3 . Item of seating furniture as claimed in claim 2 , wherein the toothed wheel is connected to the pivot axis of the leg rest in a non-rotatable manner, on the pivot axis itself.
4 . Item of seating furniture as claimed in claim 3 , wherein the pivot axis is disposed on the fixed frame.
5 . Item of seating furniture as claimed in claim 4 , wherein a motive, a pneumatic or hydraulic drive is provided for adjustment purposes.
6 . Item of seating furniture as claimed in claim 5 , wherein the drive is operatively connected to the first toothed wheel by a reducing second toothed wheel.
7 . Item of seating furniture as claimed in claim 6 , wherein the toothing and the toothed wheel are fixed spaced apart from one another by a clasp.
8 . Item of seating furniture as claimed in claim 1 , wherein a backrest is provided which can pivot independently of the seat surface and with respect to the seat surface.
9 . Item of seating furniture as claimed in claim 1 , wherein the toothed wheel is connected to the pivot axis of the leg rest in a non-rotatable manner.
10 . Item of seating furniture as claimed in claim 9 , wherein the toothed wheel is connected to the pivot axis of the leg rest in a non-rotatable manner on the pivot axis itself.
11 . Item of seating furniture as claimed in claim 9 , wherein the pivot axis is disposed on the fixed frame.
12 . Item of seating furniture as claimed in claim 1 , wherein the pivot axis is disposed on the fixed frame.
13 . Item of seating furniture as claimed in claim 1 , wherein a motive, a pneumatic or hydraulic drive is provided for adjustment purposes.
14 . Item of seating furniture as claimed in claim 13 , wherein the drive is operatively connected to the first toothed wheel by a second toothed wheel.
15 . Item of seating furniture as claimed in claim 14 , wherein the second toothed wheel comprises a reducing toothed wheel.
16 . Item of seating furniture as claimed in claim 1 , wherein the toothing and the toothed wheel are fixed spaced apart from one another by a clasp.
17 . Item of seating furniture as claimed in claim 2 , wherein the toothed wheel is connected to the pivot axis of the leg rest in a non-rotatable manner.
18 . Item of seating furniture as claimed in claim 2 , wherein the pivot axis is disposed on the fixed frame.
19 . Item of seating furniture as claimed in claim 2 , wherein a motive, a pneumatic or hydraulic drive is provided for adjustment purposes.
20 . Item of seating furniture as claimed in claim 19 , wherein the drive is operatively connected to the first toothed wheel by a second toothed wheel.Join the waitlist — get patent alerts
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