LandOfFree - US Patents - Listing for Chairs and seats,Back movement resiliently opposed in operating position

Chairs and seats – Back movement resiliently opposed in operating position – Back secured to resilient upright bar or rod

Seating furniture, more particularly chair

Chairs and seats – Back movement resiliently opposed in operating position – Spring centers back on pivot

Seating unit comprising two adjacent, pivotal support elements

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously

Seating unit having motion control

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously

Seating unit having motion control

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously

Seating unit including novel back construction

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously

Seating unit including novel back construction

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously

Seating unit including novel back construction

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously

Seating unit with crossbar seat support

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously

Seating unit with novel flexible supports

Chairs and seats – Back movement resiliently opposed in operating position – Back and seat adjust simultaneously

Seating unit with variable back stop and seat bias

Chairs and seats – Back movement resiliently opposed in operating position

Seating with shape-changing back support frame

Chairs and seats – Back movement resiliently opposed in operating position – Constantly oriented during up-and-down movement

Shock absorber for a back rest of a chair

Chairs and seats – Back movement resiliently opposed in operating position – Back adjusts independent of seat

Split back chair

Chairs and seats – Back movement resiliently opposed in operating position – Back adjusts independent of seat

Split back chair

Chairs and seats – Back movement resiliently opposed in operating position – Back secured to resilient upright bar or rod

Split back chair

Chairs and seats – Back movement resiliently opposed in operating position – Back secured to resilient upright bar or rod

Split-back chair, particularly office chair

Chairs and seats – Back movement resiliently opposed in operating position – Resilient support includes armrest

Spring chair frame and method of fabricating same

Chairs and seats – Back movement resiliently opposed in operating position – Back and bottom adjust in a fixed relationship

Spring unit for weight adjustment of a chair

Chairs and seats – Back movement resiliently opposed in operating position – Resilient support includes armrest

Spring-action chair