# US 11,999,561 B2 · Thermal sensing type garbage can cover and garbage can

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- Number: US 11,999,561 B2
- Document ID: US11999561B2
- Status: Granted
- Kind: B2
- Application number: 16/938,685
- Filed: 2020-07-24
- Published: 2021-11-25
- Granted: 2024-06-04
- Earliest claimed: 2020-05-19
- Assignees: Jiangmen Jinlong High Technology Industrial Co., Ltd.
- Applicants: Jiangmen Jinlong High Technology Industrial Co., Ltd.
- Inventors: Jinsheng Liao; Weitang Lu
- Web page: https://patentgrep.com/patent/US11999561B2

## CPC

- B65F 1/1638: {Electromechanically operated lids}
- B65F 1/1623: {with means for assisting the opening or closing thereof, e.g. springs (spring-actuated swinging wings E05F1/10)}
- B65F 2001/1653: {Constructional features of lids or covers}
- B65F 2210/20: Temperature sensing means
- B65F: GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE (disinfecting refuse A61L; refuse disintegrators B02C; sorting refuse B03B; B07B; handcarts for transporting refuse receptacles B62B; sack holders B65B67/00; converting refuse into fertilisers C05F; converting refuse into solid fuels C10L; sewers, cesspools E03F; arrangements in buildings for the disposal of refuse E04F17/10; refuse-consuming furnaces F23G; {for surgical articles A61B50/36})

## Abstract

Disclosed is a garbage can, a garbage can cover on the garbage can includes a shell, a motor base, a cover, a first connecting rod and a second connecting rod, wherein the shell is hinged with a rotating rod; the motor base is fixed on the shell, a motor is installed in the motor base, and the motor is connected with a rotating shaft; the cover covers on the shell and is fixedly connected with the rotating rod; the first connecting rod is fixedly connected with the rotating shaft; two ends of the second connecting rod are respectively hinged with the first connecting rod and the cover; a first torsional spring and a second torsional spring are symmetrically arranged about the second connecting rod on the rotating rod, one end of the first torsional spring and one end of the second torsional spring abut against the shell.

## Claims

### Claim 1

A thermal sensing type garbage can cover, comprising:
a shell, the shell being hinged with a rotating rod;
a motor base fixed on the shell, a motor being installed in the motor base, and the motor being connected with a rotating shaft driven by the motor;
a cover covering on the shell, the cover being fixedly connected with the rotating rod;
a first connecting arm fixedly connected with the rotating shaft;
a second connecting arm with one end hinged with the first connecting arm and the other end rotatably connected with the rotating rod; and
a thermal sensing device configured to control an opening and closing of the cover based on an object sensed,
wherein a first torsional spring and a second torsional spring are sleeved on the rotating rod, the first torsional spring and the second torsional spring are arranged on opposite sides of the second connecting arm, one end of the first torsional spring and one end of the second torsional spring abut against the shell, and the other end of the first torsional spring and the other end of the second torsional spring support the cover from a position below the cover; and
a third torsional spring is sleeved and fixed on the rotating shaft, and an end portion of the third torsional spring is fixed on the motor base.

### Claim 2 (depends on 1)

The garbage can cover of claim 1, wherein the motor base is provided with a plurality of receiving holes, the plurality of receiving holes are arranged around an axis of the rotating shaft, and the end portion of the third torsional spring is inserted into the receiving hole for fixing.

### Claim 3 (depends on 1)

The garbage can cover of claim 1, wherein the cover comprises an upper cover, a middle cover and a lower cover which are sequentially arranged from top to bottom, and the motor base is arranged between the middle cover and the lower cover.

### Claim 4

A garbage can, comprising a can body and a thermal sensing type garbage can cover, the garbage can cover comprising:
a shell, the shell being hinged with a rotating rod;
a motor base fixed on the shell, a motor being installed in the motor base, and the motor being connected with a rotating shaft driven by the motor;
a cover covering on the shell, the cover being fixedly connected with the rotating rod;
a first connecting arm fixedly connected with the rotating shaft;
a second connecting arm with one end hinged with the first connecting arm and the other end rotatably connected with the rotating rod; and
a thermal sensing device electrically connected with the motor,
wherein a first torsional spring and a second torsional spring are sleeved on the rotating rod, the first torsional spring and the second torsional spring are arranged on opposite sides of the second connecting arm, one end of the first torsional spring and one end of the second torsional spring abut against the shell, and the other end of the first torsional spring and the other end of the second torsional spring support the cover from a position below the cover; and
a third torsional spring is sleeved and fixed on the rotating shaft, and an end portion of the third torsional spring is fixed on the motor base.

### Claim 5 (depends on 4)

The garbage can of claim 4, further comprising the thermal sensing device arranged on a front surface of the can body and configured to control an opening and closing of the cover based on an object sensed.

### Claim 6 (depends on 5)

The garbage can of claim 5, further comprising a Hall sensor arranged at a middle portion of a front end of the cover and a corresponding position on the can body.

### Claim 7 (depends on 5)

The garbage can of claim 5, further comprising two handles arranged at corresponding positions on two sides of the can body.