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Patent Searching and Data


Title:
VIBRATION GENERATION APPARATUS
Document Type and Number:
WIPO Patent Application WO/2018/026231
Kind Code:
A1
Abstract:
A vibration generation apparatus according to the present invention comprises: a bracket coupled to a rectangular case to form an inner space; a stator provided with a circuit board attached to the top surface of the bracket, and a coil connected to the circuit board; a vibrator provided with a permanent magnet arranged on the exterior of the coil, and a weighted body attached to the outer circumferential surface of the permanent magnet; and an elastic member connecting the stator and vibrator, and elastically supporting the vibrator, wherein the weighted body is polyhedral, and the vibrator moves vertically.

Inventors:
CHOI, Nam Jin (smartvill 203, 37-14 Chojung 2-gil, Jeungpyeong-eup,,Jeungpyeong-gun, Chungcheongbuk-do, 27940, KR)
JO, Kyung Hoon (102-606, 189 Wolpyeong-ro,,Sangdang-gu, Cheongju-si, Chungcheongbuk-do, 28774, KR)
SHIM, Soon Koo (210-1005, 28 Ochangjungang-ro, Ochang-eup,,Cheongwon-gu, Cheongju-si, Chungcheongbuk-do, 28124, KR)
CHONG, Young Bin (106-1406, 134 Gagyeong-ro,,Heungdeok-gu, Cheongju-si, Chungcheongbuk-do, 28400, KR)
CHOI, Chun (16-46, Wolli 1-gil Ochang-eup,,Cheongwon-gu, Cheongju-si, Chungcheongbuk-do, 28127, KR)
LEE, Won Gook (17 Mudo-gil, Songhak-myeon,Jecheon-si, Chungcheongbuk-do, 27126, KR)
LEE, Min Goo (101-1103, 72 Munongjeong-ro,,Sangdang-gu, Cheongju-si, Chungcheongbuk-do, 28780, KR)
Application Number:
KR2017/008436
Publication Date:
February 08, 2018
Filing Date:
August 04, 2017
Export Citation:
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Assignee:
JAHWA ELECTRONICS CO., LTD. (1217, Chungcheong-daero Bugi-myeon,,Cheongwon-gu, Cheongju-si, Chungcheongbuk-do, 28139, KR)
International Classes:
H02K33/02; H04M1/725
Foreign References:
KR20150088145A2015-07-31
JP2010282222A2010-12-16
KR20150096119A2015-08-24
JP2004153964A2004-05-27
JP2002200461A2002-07-16
Attorney, Agent or Firm:
JEONG, Young Chan (HAERAM Patent Law FirmTAEJI Bldg. 402ho, 6-1 Beobwon-ro 3-gil,Seocho-gu, Seoul, 06595, KR)
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