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

Chair having a resiliently interconnected seat and back

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

Chair having an inclinable back rest

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

Chair having back shell with selective stiffening

Chairs and seats – Back movement resiliently opposed in operating position

Chair having flexible back support

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

Chair having novel tilt control mechanism

Chairs and seats – Back movement resiliently opposed in operating position

Chair having seat and back capable of relative tilting

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

Chair having separable back

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

Chair having synchronously coupled tiltable seat and back rest

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

Chair having tiltable seat back

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

Chair height and tilt adjustment mechanisms

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

Chair improvement structure

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

Chair including novel back construction

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

Chair mechanism

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

Chair mechanism

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

Chair mechanism providing for an inclination range and inclinati

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

Chair or couch with a movable back support

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

Chair provided with a backrest

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

Chair ride mechanism with tension assembly

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

Chair ride mechanism with tension assembly