# US 10,945,530 B2 · Chair with appendage accommodations

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- Number: US 10,945,530 B2
- Document ID: US10945530B2
- Status: Granted
- Kind: B2
- Application number: 16/552,687
- Filed: 2019-08-27
- Published: 2020-02-20
- Granted: 2021-03-16
- Earliest claimed: 2018-04-30
- Assignees: Buzz Seating, Inc.
- Applicants: Buzz Seating, Inc.
- Inventors: Daniel O'Hara
- Web page: https://patentgrep.com/patent/US10945530B2

## CPC

- A47C 7/543: {movable to inoperative position}
- A47C 1/024: the parts, being the back-rest, or the back-rest and seat unit, having adjustable inclination
- A47C 1/03: the parts being arm-rests
- A47C 1/0303: {adjustable rectilinearly in vertical direction}
- A47C 1/032: the parts being movably-coupled seat and back-rest (A47C1/035 takes precedence)
- A47C 1/03255: {with a central column, e.g. rocking office chairs}
- A47C 1/03266: {with adjustable elasticity}
- A47C 3/026: with a central column, e.g. rocking office chairs; Tilting chairs
- A47C 5/00: Chairs of special materials
- A47C 7/40: for the back
- A47C 7/541: {of adjustable type (adjustable arm-rests of reclining or easy chairs A47C1/03)}
- A47C: CHAIRS; SOFAS; BEDS

## Abstract

A chair includes a back member and arm brackets. The back member is tapered toward an end that is adjacent to a seat. The arm brackets are attached under a bottom portion of the seat. Each arm bracket is adjustable to provide a seat clearance area for the seat when one or more of the arm brackets are adjusted up to approximately 90 degrees from an original upright position.

## Claims

### Claim 1

A chair, comprising:
a back member that tapers from a top to a bottom, wherein a first bottom portion of the bottom of the back member is attached to a bottom surface and a rear side of a seat;
the seat tapers from a front side to the rear side at an angle;
two arm brackets attached on opposing sides of the seat;
each arm bracket comprises:
a button to retract the corresponding arm bracket in a downward and rearward direction from an original upright position to a retracted position; and
a second button to raise and lower a height of a top surface of the corresponding arm bracket while the corresponding arm bracket is in the original upright position; and
a base attached to the bottom surface of the seat, the base comprising legs and each leg comprising a caster.

### Claim 2 (depends on 1)

The chair of claim 1, wherein an original seat clearance when the two arm brackets are in the original upright position is less than a larger seat clearance when at least one of the two arm brackets are in the retracted position.

### Claim 3 (depends on 1)

The chair of claim 1 further comprising, a back cushion attached to a first portion of a back-member front surface.

### Claim 4 (depends on 3)

The chair of claim 3, wherein the bottom of the back member representing a second portion of the back-member front surface that lacks the back cushion.

### Claim 5 (depends on 4)

The chair of claim 4, wherein a second bottom portion of the bottom of the back member extends below the bottom surface of the seat.

### Claim 6 (depends on 1)

The chair of claim 1, wherein the retracted position is 90 degrees from the original upright position in a first direction towards the back member or a second direction towards a seat front of the seat.

### Claim 7

A chair, comprising:
a back member that tapers from a top to a bottom, wherein a first bottom portion of the bottom of the back member is attached to a bottom surface and a rear side of a seat;
the seat tapers from a front side to the rear side at an angle;
two arm brackets attached on opposing sides of the seat;
each arm bracket comprises:
a button to retract the corresponding arm bracket in a downward and rearward direction from an original upright position to a retracted position; and
a base attached to the bottom surface of the seat, the base comprising legs and each leg comprising a caster, wherein a base top of the base comprises a lift pneumatic cylinder;
the base top further comprises:
a seat height adjustment lever to activate the lift pneumatic cylinder and raise or lower a seat top surface of the seat;
a tilt tension lever to tilt the seat;
a seat slider lever to adjust the seat forward and backward; and
a four position anti-kick lock lever.