Office chair
OwnerMin-Chun Hoinventor
Life of this patent
Estimating the term…
Abstract
A chair includes a chair leg, a backrest, a seat and a support member. The chair leg includes a stem that has a connecting end at a top thereof. The seat is integrally formed and has a seat frame, two reinforcement beams and a support member disposed between the reinforcement beams. The support member includes a plurality of ribs, and an axle connecting portion and an adjusting portion surrounded by the ribs. The axle connecting portion has an axle hole to couple with the connecting end. The support member has a support portion below the axle connecting portion. The adjusting portion includes a fixation hole. A bottom of the support member includes an axle mounting flange. One end of a support beam connects with the backrest and the other end of the support beam pivotally connects with the axle mounting flange.
Claims8
An office chair, comprising:
- a chair leg including a stem that has a connecting end at a top thereof;
- a seat including a seat frame that has at least two reinforcement beams;
- a backrest connected with a support beam;
- a support member disposed between the reinforcement beams and integrally formed with the reinforcement beams and the seat frame;
- wherein a plurality of ribs are formed on the support member, the support member comprises an axle connecting portion and an adjusting portion, the axle connecting portion and the adjusting portion are respectively surrounded by the ribs, the axle connecting portion has an axle hole adapted to couple with the connecting end of the chair leg, the adjusting portion includes an fixation hole, an axle mounting flange is provided on a bottom of the support member corresponding to the adjusting portion, an end of the support beam is pivotally connected with the axle mounting flange and the other end of the support beam is coupled with the backrest, and a threaded hole of the support beam is corresponding to the fixation hole.
Dependencies are inferred from the claim text.