Portable sound equipment

Patent metadata

Field	Value
Publication number	US-10356506-B2
Application number	US-201715840745-A
Country	US
Kind code	B2
Filing date	Dec 13, 2017
Priority date	Dec 26, 2016
Publication date	Jul 16, 2019
Grant date	Jul 16, 2019

Abstract

A portable sound equipment comprising a neckband wire configured to wrap a predetermined region of a user's neck, a main body coupled to both ends of the neckband wire and configured to form an electric control unit, a first button hole configured to form an open portion in the main body; a first button exposed outside via the first buttonhole, a side case configured to cover a first area of the main body which includes the first button hole, and a drainage groove provide in the first area along a circumference of the first button hole and forming a step with an outer surface of the main body is provided, so as to enhance the waterproof structure and realize the slim design and light weight.

First claim

What is claimed is:

1. A portable sound equipment comprising: a neckband configured to be worn around a neck of a user, the neckband having a pair of ends; a main body coupled to the pair of ends of the neckband and configured to provide an electric control unit; a first button hole located in a first area of the main body; a first button exposed through the first button hole; a side case configured to cover the first area of the main body; and a drainage groove provide in the first area along a circumference of the first button hole, the drainage groove providing a step in an outer surface of the main body, wherein the drainage groove includes: an upper groove horizontally extending along an upper area of the first button hole; and a pair of side grooves vertically extending from the upper groove along opposite sides of the first button hole.

2. The portable sound equipment of claim 1 , wherein the pair of side grooves are continuously formed with the upper groove.

3. The portable sound equipment of claim 1 , wherein the drainage groove includes a collecting groove adjacent the upper groove, the collecting groove having at least a greater depth or a greater width than the upper groove.

4. The portable sound equipment of claim 1 , wherein the drainage groove provides a loop around the first button hole.

5. The portable sound equipment of claim 1 , further comprising:
a second button hole located in a second area of the main body; and
a second button provided in the second button hole, the second button including:
a holding portion exposed through the second button hole;
a hooking portion coupled to one end of the holding portion and supported on an inner wall of the electric control unit; and
a sealing portion spaced from the holding portion on the hooking portion, the sealing portion encircling the holding portion and being supported on the inner wall to encircle the second button hole.

6. The portable sound equipment of claim 5 , wherein the sealing portion comprises urethane and is formed in the hooking portion by double injection molding.

7. The portable sound equipment of claim 5 , wherein the first button is a dome key button and the second button is a slidable button.

Assignees

• Lg Electronics Inc

Inventors

• Kang Kwancheol
• Park Siyoung
• Park Junsoo
• Kang Wonjae
• Yoo Hyunsun

Classifications

• H04R1/1016

  Earpieces of the intra-aural type · CPC title

• F21V5/002

  using microoptical elements for redirecting or diffusing light · CPC title

• H04R2420/07

  Applications of wireless loudspeakers or wireless microphones · CPC title

• H04R1/105 Primary

  Earpiece supports, e.g. ear hooks (for stereophonic headphones H04R5/0335) · CPC title

• H04R1/1025

  Accumulators specially adapted for earpieces; Arrangements specially adapted for charging thereof · CPC title