KR101067771B1 - 드럼세탁기용 드럼의 전면홀 가공방법 - Google Patents
드럼세탁기용 드럼의 전면홀 가공방법 Download PDFInfo
- Publication number
- KR101067771B1 KR101067771B1 KR1020040026995A KR20040026995A KR101067771B1 KR 101067771 B1 KR101067771 B1 KR 101067771B1 KR 1020040026995 A KR1020040026995 A KR 1020040026995A KR 20040026995 A KR20040026995 A KR 20040026995A KR 101067771 B1 KR101067771 B1 KR 101067771B1
- Authority
- KR
- South Korea
- Prior art keywords
- drum
- hole
- hot air
- washing machine
- tub
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R19/00—Electrostatic transducers
- H04R19/04—Microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
- H04R31/006—Interconnection of transducer parts
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Manufacturing & Machinery (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
Description
Claims (4)
- 세탁수를 저장하도록 캐비닛(10) 내에 설치되는 터브(20)와, 상기 터브(20) 내부에 회전 가능하게 설치되는 드럼(30)을 포함하여 구성된 드럼세탁기에 있어서;상기 드럼(30)의 전면에 구멍을 뚫는 펀칭(punching) 단계(S1)와;상기 구멍(131)이 형성된 드럼(30)의 전면 강도를 향상시키기 위하여, 상기 드럼(30)의 구멍 테두리부를 전방측으로 돌출시키는 엠보싱(embossing) 단계(S2)와;상기 구멍(131)에 잔존하는 버(burr)(131a)를 제거하는 디버링(deburring) 단계(S3):를 포함하되,상기 펀칭 단계(S1)는,상기 드럼(30)의 내측에서 외측 방향으로 강압(强壓)하여 구멍(131)을 성형하는 단계임을 특징으로 하고,상기 디버링 단계(S3)는,상기 펀칭 단계에서의 구멍(131) 성형방향과 반대방향으로 상기 구멍(131)의 주위를 강압하여 상기 버(131a)를 제거하는 단계임을 특징으로 하는 드럼의 구멍 가공방법.
- 삭제
- 삭제
- 삭제
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040026995A KR101067771B1 (ko) | 2004-04-20 | 2004-04-20 | 드럼세탁기용 드럼의 전면홀 가공방법 |
US11/045,117 US20050229647A1 (en) | 2004-04-20 | 2005-01-31 | Dryer washer |
PCT/KR2005/001040 WO2005113879A1 (en) | 2004-04-20 | 2005-04-12 | Washing and drying machine |
ES05764902T ES2326823T3 (es) | 2004-04-20 | 2005-04-12 | Maquina lavadora y secadora. |
EP05764902A EP1738011B1 (en) | 2004-04-20 | 2005-04-12 | Washing and drying machine |
AT05764902T ATE433514T1 (de) | 2004-04-20 | 2005-04-12 | Waschtrockner |
CN2005800014624A CN1906347B (zh) | 2004-04-20 | 2005-04-12 | 洗衣和干衣机 |
DE602005014858T DE602005014858D1 (de) | 2004-04-20 | 2005-04-12 | Waschtrockner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020040026995A KR101067771B1 (ko) | 2004-04-20 | 2004-04-20 | 드럼세탁기용 드럼의 전면홀 가공방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050101787A KR20050101787A (ko) | 2005-10-25 |
KR101067771B1 true KR101067771B1 (ko) | 2011-09-28 |
Family
ID=37280160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040026995A KR101067771B1 (ko) | 2004-04-20 | 2004-04-20 | 드럼세탁기용 드럼의 전면홀 가공방법 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR101067771B1 (ko) |
CN (1) | CN1906347B (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100895152B1 (ko) * | 2007-11-02 | 2009-05-04 | 엘지전자 주식회사 | 홀 및 볼팅등이 가공된 소재에 필름 접착 방법 및 이를이용한 가전기기 |
EP2392718B1 (en) * | 2010-06-01 | 2015-08-12 | Electrolux Home Products Corporation N.V. | Washing machine |
JP5824639B2 (ja) * | 2011-09-02 | 2015-11-25 | パナソニックIpマネジメント株式会社 | 衣類乾燥機および洗濯乾燥機 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5623322A (en) * | 1979-08-03 | 1981-03-05 | Hitachi Ltd | Processing of burring |
JPS6096328A (ja) | 1983-10-27 | 1985-05-29 | Sanyo Electric Co Ltd | バ−リング孔の加工方法 |
JPH0739945A (ja) * | 1993-07-26 | 1995-02-10 | Toto Ltd | 金属製管材のバーリング加工方法並びにこの加工方法に用いられるバーリング加工具 |
KR200307130Y1 (ko) * | 2002-11-28 | 2003-03-15 | 주식회사 파인디앤씨 | 챔퍼링 장치 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4621438A (en) * | 1980-12-04 | 1986-11-11 | Donald M. Thompson | Energy efficient clothes dryer |
IT1258088B (it) * | 1992-10-29 | 1996-02-20 | Zanussi Elettrodomestici | Procedimento per la fabbricazione di cesto in plastica e cesto cosi' ottenuto. |
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2004
- 2004-04-20 KR KR1020040026995A patent/KR101067771B1/ko active IP Right Grant
-
2005
- 2005-04-12 CN CN2005800014624A patent/CN1906347B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5623322A (en) * | 1979-08-03 | 1981-03-05 | Hitachi Ltd | Processing of burring |
JPS6096328A (ja) | 1983-10-27 | 1985-05-29 | Sanyo Electric Co Ltd | バ−リング孔の加工方法 |
JPH0739945A (ja) * | 1993-07-26 | 1995-02-10 | Toto Ltd | 金属製管材のバーリング加工方法並びにこの加工方法に用いられるバーリング加工具 |
KR200307130Y1 (ko) * | 2002-11-28 | 2003-03-15 | 주식회사 파인디앤씨 | 챔퍼링 장치 |
Also Published As
Publication number | Publication date |
---|---|
KR20050101787A (ko) | 2005-10-25 |
CN1906347B (zh) | 2010-05-05 |
CN1906347A (zh) | 2007-01-31 |
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