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

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

Synchronisation mechanism for chairs or armchairs

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

Synchronized chair seat and backrest tilt control mechanism

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

Synchronized chair seat and backrest tilt control mechanism

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

Synchronized chair seat and backrest tilt control mechanism

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

Synchronizing mechanism for correlated seat/backrest motion...

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

Synchronizing mechanism for office chairs

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

Synchrotilt chair

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

Synchrotilt chair control

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

Synchrotilt chair with forwardly movable seat

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

Synchrotilt seating unit with comfort surface