# US 5,901,403 A · Scrubber brush

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- Number: US 5,901,403 A
- Document ID: US5901403A
- Status: Granted
- Kind: A
- Application number: 08/814,970
- Filed: 1997-03-11
- Granted: 1999-05-11
- Earliest claimed: 1997-03-11
- Assignees: Winbound Electronics Corp.
- Inventors: Ming-Cheng Yang
- Web page: https://patentgrep.com/patent/US5901403A

## CPC

- H10P 72/0406: {for cleaning followed by drying, rinsing, stripping, blasting or the like}
- A46B 13/008: {Disc-shaped brush bodies}
- H10P: GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- A46B: BRUSHES (handles not integral with brushware B25G)

## Abstract

A brush comprises a sleeve, a cap member, a brushing member, and at least one elastic member. The sleeve has a first end and a second end. The brushing member is movably received in the sleeve at the first end, while the cap member is firmly coupled to the sleeve at the second end. The elastic member is disposed between the cap member and the brushing member so that a portion of the brushing member protrudes from the first end of the sleeve.

## Claims

### Claim 1

A brush comprising:
a sleeve having a first end and a second end;
a brushing member movably received in the sleeve at the first end;
a cap member firmly coupled to the sleeve at the second end;
at least one elastic member disposed between the cap member and the brushing member so that a portion of the brushing member protrudes from the first end of the sleeve;
an intermediate plate disposed between the at least one elastic member and the brushing member and provided with at least one opening.

### Claim 2 (depends on 1)

The brush as claimed in claim 1, wherein said at least one opening is a hole.

### Claim 3 (depends on 1)

The brush as claimed in claim 1, wherein said at least one opening is a slot.

### Claim 4 (depends on 1)

The brush as claimed in claim 1, wherein said at least one opening is a gap.

### Claim 5 (depends on 1)

The brush as claimed in claim 1, wherein the at least one elastic member is a spring member that pushes against the cap member and the intermediate plate.

### Claim 6 (depends on 5)

The brush as claimed in claim 5, wherein at least one holding hole is provided on the cap member to hold the spring member.

### Claim 7 (depends on 5)

The brush as claimed in claim 5, wherein the spring member is a coiled spring.