# US 12,140,852 B1 · Flashlight and rotating shaft assembly

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- Number: US 12,140,852 B1
- Document ID: US12140852B1
- Status: Granted
- Kind: B1
- Application number: 18/324,913
- Filed: 2023-05-26
- Published: 2024-11-14
- Granted: 2024-11-12
- Earliest claimed: 2023-05-08
- Assignees: Shenzhen Neewer Technology Co. Ltd
- Applicants: Shenzhen Neewer Technology Co. Ltd
- Inventors: Yuliang Su; Jun Wang; Yan Ke
- Web page: https://patentgrep.com/patent/US12140852B1

## CPC

- G03B 15/05: Combinations of cameras with electronic flash apparatus; Electronic flash units
- F16M 11/10: around a horizontal axis {(F16M11/12 takes precedence)}
- F16M 11/105: {the horizontal axis being the roll axis, e.g. for creating a landscape-portrait rotation}
- F16M 2200/024: by positive interaction, e.g. male-female connections
- G03B 2215/0521: movable housing, e.g. bounce-light
- G03B: APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR (optical parts of such apparatus G02B; photosensitive materials or processes for photographic purposes G03C; apparatus for processing exposed photographic materials G03D)
- F16M: FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS

## Abstract

Disclosed are a flashlight and a rotating shaft assembly. The flashlight includes a rotating shaft assembly, a lamp head assembly and a control assembly. The rotating shaft assembly includes a rotating shaft body and a rotating member, the rotating member is rotatably provided on an end surface of the rotating shaft body, and the rotating member can rotate around a central axis of the rotating shaft body. The lamp head assembly is arranged in front of the rotating shaft assembly, the lamp head assembly is connected to the rotating member, and the lamp head assembly can rotate around the central axis of the rotating shaft body through the rotating member. The control assembly is arranged under the rotating shaft assembly and connected to a peripheral surface of the rotating shaft body.

## Claims

### Claim 1

A flashlight, comprising:
a rotating shaft assembly, wherein the rotating shaft assembly comprises a rotating shaft body and a rotating member, the rotating member is rotatably provided on an end surface of the rotating shaft body, and the rotating member is configured to rotate around a central axis of the rotating shaft body;
a lamp head assembly arranged in front of the rotating shaft assembly, wherein the lamp head assembly is connected to the rotating member, and the lamp head assembly is configured to rotate around the central axis of the rotating shaft body through the rotating member; and
a control assembly, wherein the control assembly is arranged under the rotating shaft assembly and connected to a peripheral surface of the rotating shaft body, and wherein the rotating member is provided with a first clamping structure, the first clamping structure is configured to rotate following the rotating member, and the first clamping structure is configured to be locked with the rotating shaft body to confine a rotational position of the rotating member.

### Claim 2 (depends on 1)

The flashlight of claim 1, wherein:
one end of the rotating shaft body facing the rotating member is provided with a plurality of first clamping slots, and the plurality of first clamping slots are arranged in sequence along a rotation path of the first clamping structure; and
the first clamping structure is telescopic along a depth direction of the first clamping slot, and the first clamping structure is configured to be plugged with any one of the first clamping slots.

### Claim 3 (depends on 2)

The flashlight of claim 2, wherein:
one end of the rotating shaft body facing the rotating member is formed with a limiting cavity, an end of the rotating member facing the rotating shaft assembly is rotatably arranged in the limiting cavity, the first clamping slot is arranged on an inner sidewall of the limiting cavity, and the plurality of first clamping slots are arranged in sequence around a circumferential direction of the limiting cavity; and
the first clamping structure is arranged on a peripheral surface of the rotating member, and the first clamping structure is telescopic along a radial direction of the rotating member.

### Claim 4 (depends on 3)

The flashlight of claim 3, wherein:
a mounting slot is opened on the peripheral surface of the rotating member;
the first clamping structure is arranged in the mounting slot, and an end of the first clamping structure facing a bottom of the mounting slot is provided with an elastic member;
when the mounting slot is opposite to any one of the first clamping slots, the first clamping structure is configured to extend to a notch of the mounting slot under a push from the elastic member, so that the first clamping structure is clamped with the first clamping slot; and
when the rotating member rotates, the first clamping structure is pushed back into the mounting slot under a push from a wall of the limiting cavity.

### Claim 5 (depends on 1)

The flashlight of claim 1, wherein the control assembly is rotatably connected to the peripheral surface of the rotating shaft body, so that the rotating shaft assembly is configured to rotate relative to the control assembly around a direction vertical to an upper surface of the control assembly facing the peripheral surface of the rotating shaft body.

### Claim 6 (depends on 5)

The flashlight of claim 5, wherein:
a mounting wall is formed at one end of the control assembly facing the rotating shaft body, and a mounting hole is opened on the mounting wall; and
a connecting structure protrudes from the side of the rotating shaft body facing the control assembly, and the connecting structure is plugged with the mounting hole, so that the control assembly is rotatably connected to the rotating shaft body.

### Claim 7 (depends on 6)

The flashlight of claim 6, wherein the connecting structure comprises:
a seat body protruding from the peripheral surface of the rotating shaft body, wherein a connecting end surface is formed on the side of the seat body away from the rotating shaft body;
a connector clip protruding from the connecting end surface, wherein the connector clip is plugged into the mounting hole, and is configured to rotate relative to the mounting hole; and
a blocking member arranged at the end of the connector clip away from the seat body, wherein a cross-sectional area of the blocking member is larger than a cross-sectional area of the connector clip, and the blocking member is configured to block one side of the mounting wall away from the rotating shaft body, so that the mounting wall is clamped between the blocking member and the seat body.

### Claim 8 (depends on 7)

The flashlight of claim 7, wherein a second clamping structure is provided on the side of the mounting wall away from the rotating shaft body, and the second clamping structure is adjacent to the blocking member to be clamped with the blocking member to limit a rotation position of the connection structure.

### Claim 9 (depends on 8)

The flashlight of claim 8, wherein:
a plurality of second clamping slots are formed on a peripheral surface of the blocking member, and the plurality of second clamping slots are sequentially arranged at intervals along a circumferential direction of the blocking member; and
the second clamping structure is telescopic along a radial direction of the blocking member.

### Claim 10

A rotating shaft assembly, comprising:
a rotating shaft body and a rotating member, wherein the rotating member is rotatably provided on an end surface of the rotating shaft body, the rotating member is configured to rotate around a central axis of the rotating shaft body, and the rotating member is provided with a first clamping structure, the first clamping structure is configured to rotate following the rotating member, and the first clamping structure is configured to be locked with the rotating shaft body to confine a rotational position of the rotating member.

### Claim 11 (depends on 10)

The rotating shaft assembly of claim 10, wherein:
the end of the rotating shaft body facing the rotating member is provided with a plurality of first clamping slots, and the plurality of first clamping slots are arranged in sequence along a rotation path of the first clamping structure; and
the first clamping structure is telescopic along a depth direction of the first clamping slot, and the first clamping structure is configured to be plugged with any one of the first clamping slots.

### Claim 12 (depends on 11)

The rotating shaft assembly of claim 11, wherein:
the end of the rotating shaft body facing the rotating member is formed with a limiting cavity, and the rotating member is a circle plate shape, the rotating member rotatably arranged in the limiting cavity, so that the inner circumferential sidewall of the limiting cavity is facing the peripheral surface of the rotating member;
the first clamping slot is arranged on the inner circumferential sidewall of the limiting cavity, and the plurality of first clamping slots are arranged in sequence around a circumferential direction of the limiting cavity; and
the first clamping structure is arranged on a peripheral surface of the rotating member, and the first clamping structure is telescopic along a radial direction of the rotating member.

### Claim 13 (depends on 12)

The rotating shaft assembly of claim 12, wherein:
a mounting slot is opened on the peripheral surface of the rotating member;
the first clamping structure is arranged in the mounting slot, and an end of the first clamping structure facing a bottom of the mounting slot is provided with an elastic member;
when the mounting slot is facing to any one of the first clamping slots, the first clamping structure is configured to extend to a notch of the mounting slot under a push from the elastic member, so that the head part of the first clamping structure is inserted into the first clamping slot; and
when the rotating member rotates relatively to the rotating shaft body, the head part of the first clamping structure is pushed back into the mounting slot under a push from a wall of the limiting cavity.