MY128736A - Rotary switch - Google Patents
Rotary switchInfo
- Publication number
- MY128736A MY128736A MYPI96005328A MYPI9605328A MY128736A MY 128736 A MY128736 A MY 128736A MY PI96005328 A MYPI96005328 A MY PI96005328A MY PI9605328 A MYPI9605328 A MY PI9605328A MY 128736 A MY128736 A MY 128736A
- Authority
- MY
- Malaysia
- Prior art keywords
- contacts
- rotor
- contact
- spring members
- intermediate cams
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
- H01H19/60—Angularly-movable actuating part carrying no contacts
- H01H19/63—Contacts actuated by axial cams
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
- H01H19/60—Angularly-movable actuating part carrying no contacts
- H01H19/62—Contacts actuated by radial cams
Landscapes
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
Abstract
A ROTARY SWITCH (A) IS PROVIDED WHICH HAS A STRUCTURE SUCH THAT INTERMEDIATE CAMS (5) ARE SEQUENTIALLY MOVED OVER PROJECTIONS (8) OF A ROTOR (6) WHEN THE ROTOR (6) IS ROTATED. SIMULTANEOUSLY, THE INTERMEDIATE CAMS (5) ARE MOVED DOWNWARDS IN THE VERTICAL DIRECTION SO THAT CONTACT (4) SPRING MEMBERS (4A) ARE INVERSELY WARPED IN THE DOWNWARD DIRECTION SO THAT MOVABLE CONTACTS OF THE CONTACT SPRING MEMBERS ARE BROUGHT INTO CONTACT WITH FIXED CONTACTS (3) (SWITCHED ON). SIMULTANEOUSLY WITH THE DOWNWARD MOVEMENT OF THE INTERMEDIATE CAMS (5) TO BE SEPARATED FROM THE PROJECTIONS (8), THE INTERMEDIATE CAMS (5) ARE MOVED UPWARDS IN THE VERTICAL DIRECTION SO THAT THE CONTACT SPRING MEMBERS (4A) ARE RESTORED AND MOVED UPWARDS SO THAT THE MOVABLE CONTACTS (4) ARE SEPARATED (SWITCHED OFF), THE ROTARY SWITCH (A) COMPRISING A BASE (1) HAVING A PLURALITY OF FIXED CONTACTS (3), WHEREIN A PLURALITY OF CONTACT SPRING MEMBERS (4A) EACH HAVING A MOVABLE CONTACT (4) AT THE LEADING END THEREOF, A PLURALITY OF INTERMEDIATE CAMS (5) EACH HAVING A ROLLER SHAPE OR THE LIKE AND A DISC SHAPE ROTOR (6) HAVING A PLURALITY OF CIRCULAR-ARC PROJECTION (8) ON THE LOWER SURFACE THEREOF ARE SEQUENTIALLY DISPOSED ABOVE SAID FIXED CONTACTS (3) , ROTATIONS OF SAID ROTOR (6) CAUSE SAID INTERMEDIATE CAMS (5) TO BE SEQUENTIALLY MOVED OVER SAID PROJECTIONS (8) ON THE LOWER SURFACE OF SAID ROTOR (6) AND SIMULTANEOUSLY MOVED DOWNWARDS IN THE VERTICAL DIRECTION TO DOWNWARDS AND INVERSELY WARP SAID CONTACT SPRING MEMBERS SO THAT SAID MOVABLE CONTACTS (4) OF SAID CONTACT SPRING MEMBERS ARE BROUGHT INTO CONTACT WITH SAID FIXED CONTACTS (3) AND SAID ROTARY SWITCH (A) IS SWITCHED ON, AND SAID INTERMEDIATE CAMS (5) ARE MOVED UPWARDS IN THE VERTICAL DIRECTION SIMULTANEOUSLY WITH DOWNWARD SEPARATION OF SAID INTERMEDIATE CAMS (5) FROM SAID PROJECTIONS (8) SO THAT SAID CONTACT SPRING MEMBERS (4A) ARE RESTORED AND MOVED UPWARDS AND SAID MOVABLE CONTACTS (4) ARE SEPARATED FROM SAID FIXED CONTACTS SO AS TO SWITCH SAID ROTARY SWITCH (A) OFF. THE ROTATIONS OF THE ROTOR (6) ARE CONVERTED INTO THE ROTATIONS OR SLIDING OF THE INTERMEDIATE CAMS (5). SINCE THE INTERMEDIATE CAMS CAUSE ONLY THE DOWNWARD PRESSURE TO BE TRANSMITTED TO THE CONTACT SPRING MEMBERS (4A) , THE ROTATIONAL FORCE OF THE ROTOR DOES NOT AFFECT THE CONTACT AND SEPARATION OPERATIONS (SWITCHING ON OR SWITCHING OFF OPERATION) OF THE TWO CONTACTS( 3, 4) . THEREFORE, THE TWO CONTACTS SIMPLY PERFORM CONTACT AND SEPARATION OPERATIONS BY THE VERTICAL MOVEMENTS, SIMILARLY TO A DEPRESSION TYPE SWITCH HAVING THE CONTACTS DISPOSED VERTICALLY TO FACE EACH OTHER. AS A RESULT, THE NECESSITY OF APPLYING GREASE BETWEEN THE TWO CONTACTS ( 3, 4)CAN BE ELIMINATED. SINCE INTERMEDIATE CAMS ARE BORNE BY THE BEARINGS OR THE LIKE IN ORDER TO CAUSE THE INTERMEDIATE CAMS TO VERTICALLY MOVE AT PREDETERMINED POSITIONS ON THE CONTACT SPRING MEMBERS, THE INTERMEDIATE CAMS ARE ABLE TO ALWAYS ACCURATELY MOVE IN THE VERTICAL DIRECTION REGARDLESS OF THE DIRECTION IN WHICH THE ROTOR IS ROTATED, THAT IS REGARDLESS OF WHETHER THE ROTOR IS ROTATED TO THE RIGHT OR LEFT. THUS, THE MOVABLE CONTACTS AND THE FIXED CONTACTS CAN ALWAYS BE BROUGHT INTO CONTACT WITH EACH OTHER AND SEPARATED FROM EACH OTHER (THAT IS, SWITCHED ON AN OFF).(FIG. 1)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34969795 | 1995-12-21 | ||
JP32771596A JP3819978B2 (en) | 1995-12-21 | 1996-11-22 | Rotary switch |
Publications (1)
Publication Number | Publication Date |
---|---|
MY128736A true MY128736A (en) | 2007-02-28 |
Family
ID=26572614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MYPI96005328A MY128736A (en) | 1995-12-21 | 1996-12-18 | Rotary switch |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP3819978B2 (en) |
KR (1) | KR100303724B1 (en) |
CN (1) | CN1107329C (en) |
MY (1) | MY128736A (en) |
NL (1) | NL1004859C2 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2778789B1 (en) * | 1998-05-14 | 2000-06-30 | Socomec Sa | ELECTRICAL SWITCHING APPARATUS FOR LOW-VOLTAGE ELECTRICAL INSTALLATION |
US6207908B1 (en) * | 1998-08-31 | 2001-03-27 | Mitsuku Denki Kogyo K.K. | Mode switch |
JP4061626B2 (en) * | 2004-07-16 | 2008-03-19 | Smk株式会社 | Rotation input device |
CN1929063A (en) * | 2005-09-07 | 2007-03-14 | 索尼株式会社 | Rotating encoder and driving device |
CN102509666A (en) * | 2011-08-31 | 2012-06-20 | 苏州苏鼎产品设计有限公司 | Spiral regulating switch |
EP3066678B1 (en) | 2013-11-08 | 2024-05-08 | Power Products, LLC | Rotary battery switch |
ES2705626T3 (en) * | 2015-06-08 | 2019-03-26 | Giovenzana Int B V | Rotary cam switch with double positive break contacts weldable on an electronic board |
CN112242263A (en) * | 2019-07-18 | 2021-01-19 | 韩国星炆电子有限公司 | Rotary coding switch |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3165732A (en) * | 1960-01-21 | 1965-01-12 | Gen Precision Inc | Analog-to-digital converter |
GB947263A (en) * | 1961-11-24 | 1964-01-22 | Cincinnati Milling Machine Co | Rotary electric switching mechanism |
JPH04342914A (en) * | 1991-05-20 | 1992-11-30 | Brother Ind Ltd | Rotational position detecting device for dial plate |
FR2678106A1 (en) * | 1991-06-18 | 1992-12-24 | Sextant Avionique | Programmer, especially for domestic electrical appliances |
US5315077A (en) * | 1993-04-05 | 1994-05-24 | Bourns, Inc. | Rotary switch including cam operated flexible contacts |
-
1996
- 1996-11-22 JP JP32771596A patent/JP3819978B2/en not_active Expired - Lifetime
- 1996-12-18 MY MYPI96005328A patent/MY128736A/en unknown
- 1996-12-20 KR KR1019960068987A patent/KR100303724B1/en not_active IP Right Cessation
- 1996-12-20 NL NL1004859A patent/NL1004859C2/en not_active IP Right Cessation
- 1996-12-21 CN CN96123940A patent/CN1107329C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NL1004859A1 (en) | 1997-06-24 |
CN1107329C (en) | 2003-04-30 |
JPH09231867A (en) | 1997-09-05 |
JP3819978B2 (en) | 2006-09-13 |
KR19980041657A (en) | 1998-08-17 |
CN1160276A (en) | 1997-09-24 |
KR100303724B1 (en) | 2001-11-22 |
NL1004859C2 (en) | 1999-02-02 |
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