초록 ▼

A mechanism fixed under a cushion for adjusting an interval of two armrests is disclosed. The invention includes a base, an armrest support and a handle set. The base is a hollow body with a channel and has an elastic block with a central through hole. The armrest support has a connecting section sl

A mechanism fixed under a cushion for adjusting an interval of two armrests is disclosed. The invention includes a base, an armrest support and a handle set. The base is a hollow body with a channel and has an elastic block with a central through hole. The armrest support has a connecting section slidably penetrating the channel. The connecting section is formed with a longitudinal through hole corresponding to the central through hole in position. The handle set is fixed under the base and includes a handle with a fixing bar and an opening; a presser received in the opening and has a fixing hole corresponding to the central through hole in position and an engagement trench for engaging with the fixing bar; and a bolt passing through the fixing hole, longitudinal hole and central through hole, and screwed with a nut to fasten the handle to the base.

대표청구항 ▼

1. An armrest interval adjustment structure for a chair, comprising: a base, being a hollow body with a channel, having an elastic block with a central through hole; an armrest support for supporting an armrest, the armrest support having a connecting section slidably penetrating the channel, and th

1. An armrest interval adjustment structure for a chair, comprising: a base, being a hollow body with a channel, having an elastic block with a central through hole; an armrest support for supporting an armrest, the armrest support having a connecting section slidably penetrating the channel, and the connecting section being formed with a longitudinal through hole corresponding to the central through hole of the elastic block; anda handle assembly fixed under the base, the handle assembly comprising:a handle having a first end thereof being formed with a fixing bar, the fixing bar having an opening;a presser received in the opening, the presser having a fixing hole corresponding to the central through hole of the elastic block and an engagement trench for engaging with the fixing bar so as to make the handle pivotable; anda bolt passing through the fixing hole of the presser, the longitudinal hole of the connection section, the central through hole of the elastic block, and a threaded end of the bolt screwed by a nut to fasten the handle to the base;wherein the elastic block is pressed by the connecting section by means of tightening the bolt and the nut. 2. The armrest interval adjustment structure of claim 1, wherein an upper side and a lower side of the connecting section are separately formed with two troughs, each of the troughs formed with a round through hole. 3. The armrest interval adjustment structure of claim 1, wherein a second end of the handle is a gripping end, the gripping end adapted for being gripped by a user to pivot the handle downward to allow adjustment of a lateral position of the armrest with respect to a seat cushion of the chair. 4. The armrest interval adjustment structure of claim 3, wherein the gripping end of the handle is L-shaped. 5. The armrest interval adjustment structure of claim 1, wherein the base is provided with holes for receiving screws to fasten the base to the chair. 6. The armrest interval adjustment structure of claim 1, wherein the elastic block abuts against the connecting section of the armrest support.