# US 10,441,082 B2 · Chair capable of installing a handle freely

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 10,441,082 B2
- Document ID: US10441082B2
- Status: Granted
- Kind: B2
- Application number: 15/838,367
- Filed: 2017-12-12
- Published: 2019-06-13
- Granted: 2019-10-15
- Earliest claimed: 2017-12-12
- Applicants: Tsung-Chieh Huang
- Inventors: Tsung-Chieh Huang
- Web page: https://patentgrep.com/patent/US10441082B2

## CPC

- A47C 7/546: {of detachable type}
- A47C 7/543: {movable to inoperative position}
- A47C: CHAIRS; SOFAS; BEDS

## Abstract

A chair capable of installing a handle freely, comprising: a chair frame formed by two symmetrical sub-frame; each sub-frame including a supporting bar and an assembly bar bending from the supporting bar; one end of the assembly being formed with a hollow space for being inserted by a handle; a seat supported by the chair frame and installed between the two sub-frame. Each chair back has two sleeves at two sides thereof; each sleeve enclosing a respective one of the assembly bars; and a retainer for fixing the sleeve to the assembly bar of the frame. The chair further comprises at least one rotatable handle; for each chair frame, a shaft being inserted into a hollow space of the assembly bar of the frame; and a pivotal device is used to pivotally install the handle and the shaft, and a supporting plate is installed on the shaft.

## Claims

### Claim 1

A chair capable of installing a handle freely, comprising:
a chair frame formed by two symmetrical sub-frames, symmetrical relative to a central dividing plane of the chair; each sub-frame including a supporting bar and an assembly bar bending from the supporting bar; one end of the assembly bar being formed with a hollow space for being inserted by a handle;
a seat supported by the chair frame and installed between the two sub-frames; and
a chair back installed to the two assembly bars of the chair frame;
wherein the chair back has two sleeves at two sides thereof; each sleeve enclosing a respective one of the assembly bars of the chair frame; and a retainer for fixing the sleeve to the assembly bar of the frame; and
wherein the handle comprises a rotatable handle portion and a shaft portion including: a shaft received into the hollow space and a shoulder portion abutting an end edge of the assembly bar and an end edge of one of the sleeves.

### Claim 2 (depends on 1)

The chair capable of installing a handle freely as claimed in claim 1, wherein the handle is one of a plurality of handles, the plurality of handles further comprising at least one rotatable handle for each chair frame; a shaft being inserted into each hollow space of the assembly bar of the frame; and a pivotal device interconnecting the rotatable handle and the shaft, and wherein the shaft comprises a supporting plate.

### Claim 3 (depends on 2)

The chair capable of installing a handle freely as claimed in claim 2, wherein the supporting plate serves to resist rotation of the rotatable handle so that the rotatable handle is placed on a horizontally flat position.