# US 2019/0379968 A1 · Speaker device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0379968 A1 - Document ID: US20190379968A1 - Status: Published application - Kind: A1 - Application number: 16/049,830 - Filed: 2018-07-31 - Published: 2019-12-12 - Earliest claimed: 2018-06-11 - Assignees: Chicony Electronics Co., Ltd. - Applicants: Chicony Electronics Co., Ltd. - Inventors: Tsun-Hsin WU - Web page: https://patentgrep.com/patent/US20190379968A1 ## CPC - H04R 1/345: {for loudspeakers} - H04R 1/025: {Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture} - H04R 1/023: {Screens for loudspeakers} - H04R: LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS (producing sounds with frequency not determined by supply frequency G10K) ## Abstract A speaker device includes a housing, an engagement structure, a sound guide structure, and a speaker unit. The housing has an accommodating space. The engagement structure is disposed on the housing. The sound guide structure is detachably engaged with the engagement structure. The speaker unit is located in the accommodating space and configured to sound towards the sound guide structure. ## Claims ### Claim 1 A speaker device, comprising: a housing having an accommodating space, wherein the housing has an assembly opening in spatial communication with the accommodating space; an engagement structure disposed on the housing, in the accommodating space, and adjacent to the assembly opening; a sound guide structure detachably engaged with the engagement structure and covering the assembly opening; and a speaker unit located in the accommodating space and configured to sound towards the sound guide structure. ### Claim 2 (depends on 1) The speaker device of claim 1, wherein the sound guide structure is one of a unidirectional sound guide plate and a multi-directional sound guide plate. ### Claim 3 (canceled) ### Claim 4 (depends on 1) The speaker device of claim 1, wherein the engagement structure comprises a first latch portion and a supporting portion, the supporting portion is far away from the assembly opening than the first latch portion, the sound guide structure has a second latch portion, and the second latch portion is located at an outer edge of the sound guide structure and rotatably retained between the first latch portion and the supporting portion. ### Claim 5 (depends on 4) The speaker device of claim 4, wherein the second latch portion has a notch configured to allow the first latch portion to pass through. ### Claim 6 (depends on 4) The speaker device of claim 4, wherein the sound guide structure further has a stopping portion, and the stopping portion is connected to the second latch portion and configured to abut against the first latch portion. ### Claim at position 7 7-11. (canceled) ### Claim 12 (depends on 1) The speaker device of claim 1, wherein the housing has a sound outlet, the speaker device further comprises a mesh hood, and the mesh hood is detachably engaged with the housing and covers the sound outlet. ### Claim 13 (depends on 1) The speaker device of claim 1, wherein the sound guide structure is a unidirectional sound guide plate and has an arc surface, and the arc surface has two ends opposite to each other and respectively adjacent to the engagement structure and the speaker unit. ### Claim 14 (depends on 1) The speaker device of claim 1, wherein the sound guide structure is a multi-directional sound guide plate and has a conical arc surface, the conical arc surface has a vertex, and the vertex is a portion of the sound guide structure closest to the speaker unit. ### Claim 15 A speaker device, comprising: a housing having an accommodating space, wherein the housing has an inner surface; an engagement structure disposed on the inner surface and having a sliding chute; a sound guide structure detachably engaged with the engagement structure and having a sliding block slidably engaged with the sliding chute; and a speaker unit located in the accommodating space and configured to sound towards the sound guide structure. ### Claim 16 A speaker device, comprising: a housing having an accommodating space, wherein the housing comprises: a first part; and a second part rotatably engaged with the first part and forming the accommodating space with the first part; an engagement structure disposed on the second part; a sound guide structure disposed on the second part and detachably engaged with the engagement structure; and a speaker unit located disposed on the first part, in the accommodating space, and configured to sound towards the sound guide structure. ### Claim 17 A speaker device, comprising: a housing having an accommodating space; an engagement structure disposed on the housing; a sound guide structure detachably engaged with the engagement structure, wherein the sound guide structure comprises a plurality of sound guide substructures, and the sound guide substructures are capable of being separated from each other and individually engaged with the engagement structure; and a speaker unit located in the accommodating space and configured to sound towards the sound guide structure. ### Claim 18 (depends on 17) The speaker device of claim 17, wherein the housing has an inner surface, the engagement structure is disposed on the inner surface and has a plurality of sliding chutes, each of the sound guide substructures has a sliding block, and the sliding blocks are slidably engaged with the sliding chutes, respectively. ### Claim 19 (depends on 18) The speaker device of claim 18, wherein the sliding chutes are substantially arranged in a radial manner.