Back to results
US 7,017,439 B2Granted
Adjusting device
AssigneeMegdal Associates, LLC
InventorsKurt Schunke, Bernd Buchholz, Dieter Palm
Life of this patent
Estimating the term…
Abstract
An adjustment device includes a lifting mechanism having a lifting arm articulated to a component of a stationary supporting structure for moving the component between two end positions. A rotary drive mechanism has an output member which is linked to the lifting arm. In order to completely, or at least partially, absorb a load moment exerted during movement of the component, at least one stationary support element is associated to the rotary drive mechanism.
Claims3
Motion furniture comprising:
- (1) a piece of seating furniture having a seat portion, a backrest portion, a stationary frame, and a movable footrest;
- (2) an adjusting device for initiating movement of said footrest, wherein said adjusting device is (a) secured to a portion of said piece of said seating furniture and (b) comprises an electric rotary drive mechanism;
- (3) a crossbar connected to said rotary drive mechanism and connected to said footrest, wherein said rotary drive mechanism directly rotates said crossbar, and
- (4) pantographic style linkage positioned between said footrest and a portion of said stationary frame of said seating furniture to facilitate movement of said footrest between a vertical stowed end position generally perpendicular to said seat portion of said seating furniture and a fully extended end position generally parallel to said seat portion of said seating furniture.
1 more element
Dependencies are inferred from the claim text.