DE1939642A1 - Key switch for bounce-free switching - Google Patents
Key switch for bounce-free switchingInfo
- Publication number
- DE1939642A1 DE1939642A1 DE19691939642 DE1939642A DE1939642A1 DE 1939642 A1 DE1939642 A1 DE 1939642A1 DE 19691939642 DE19691939642 DE 19691939642 DE 1939642 A DE1939642 A DE 1939642A DE 1939642 A1 DE1939642 A1 DE 1939642A1
- Authority
- DE
- Germany
- Prior art keywords
- key switch
- contact parts
- switch according
- rubber
- stationary contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/10—Adjustable resistors adjustable by mechanical pressure or force
- H01C10/106—Adjustable resistors adjustable by mechanical pressure or force on resistive material dispersed in an elastic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/02—Contacts characterised by the material thereof
- H01H1/021—Composite material
- H01H1/029—Composite material comprising conducting material dispersed in an elastic support or binding material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
- H01H1/40—Contact mounted so that its contact-making surface is flush with adjoining insulation
- H01H1/403—Contacts forming part of a printed circuit
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Push-Button Switches (AREA)
Description
Kb/dü - 25.7.1969Kb / dü - July 25, 1969
8.17/06958.17 / 0695
E-Nr.E no.
EW/a 8EW / a 8
Reg. Nr.Registration number.
Cose: P.Portugall 1Cose: P.Portugall 1st
TitelsTitle
"Tastenschalter für prellfreies Schalten""Key switch for bounce-free switching"
ziichenBMfl «-
draw
. -- -. .
. -
;"-■-- .
■ - . . - . -
-Bracket body
; "- ■ -.
■ -. . -. -
-
Kb/dü - 2 5.7.1969
. - ...
-
-. - - "
Kb / dü - 2 July 5, 1969
. - ...
-
-
B '■■ : - - ■■■■ ......
B '■■: - - ■■■■
Claims (7)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1939642A DE1939642B2 (en) | 1969-08-04 | 1969-08-04 | Switch based on linear pressure for bounce-free switching |
GB1259567D GB1259567A (en) | 1969-08-04 | 1970-07-29 | |
US60028A US3699293A (en) | 1969-08-04 | 1970-07-31 | Key switch for chatterless switching |
FR7028714A FR2056556A5 (en) | 1969-08-04 | 1970-08-04 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1939642A DE1939642B2 (en) | 1969-08-04 | 1969-08-04 | Switch based on linear pressure for bounce-free switching |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1939642A1 true DE1939642A1 (en) | 1971-04-22 |
DE1939642B2 DE1939642B2 (en) | 1975-01-09 |
Family
ID=5741877
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1939642A Withdrawn DE1939642B2 (en) | 1969-08-04 | 1969-08-04 | Switch based on linear pressure for bounce-free switching |
Country Status (4)
Country | Link |
---|---|
US (1) | US3699293A (en) |
DE (1) | DE1939642B2 (en) |
FR (1) | FR2056556A5 (en) |
GB (1) | GB1259567A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2347722A1 (en) * | 1972-01-26 | 1974-03-28 | Canon Kk | PUSH BUTTON SWITCH |
US4950922A (en) * | 1988-02-04 | 1990-08-21 | Diehl Gmbh & Co. | Electrical switch |
DE102006015308A1 (en) * | 2006-03-29 | 2007-10-11 | Siemens Ag | Insulating shift rod |
DE102007058449A1 (en) * | 2007-12-05 | 2009-06-10 | Siemens Ag | Contact arrangement for e.g. circuit-breaker, has compression spring provided for force admission of contact disk, where force works against force exercised by stopper and/or actuator on disk |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS506380U (en) * | 1973-05-16 | 1975-01-23 | ||
JPS5021681U (en) * | 1973-06-21 | 1975-03-11 | ||
US3879586A (en) * | 1973-10-31 | 1975-04-22 | Essex International Inc | Tactile keyboard switch assembly with metallic or elastomeric type conductive contacts on diaphragm support |
JPS5073881U (en) * | 1973-11-09 | 1975-06-28 | ||
JPS50118469U (en) * | 1974-03-13 | 1975-09-27 | ||
US3944766A (en) * | 1974-07-03 | 1976-03-16 | Essex International, Inc. | Seat belt buckle having pushbutton type switch with elastomeric conductor bridging contact |
JPS5176674U (en) * | 1974-12-14 | 1976-06-16 | ||
DE2636988A1 (en) * | 1975-08-22 | 1977-03-03 | Lucas Industries Ltd | ELECTRIC SWITCH |
IT1091947B (en) * | 1977-11-07 | 1985-07-06 | Olivetti C Ing E C Spa | ELASTOMERIC MATERIAL CONDUCTOR UNDER PRESSURE |
DE2754007C2 (en) * | 1977-12-03 | 1986-03-20 | Rafi Gmbh & Co Elektrotechnische Spezialfabrik, 7981 Berg | Contactless push button for controlling electronic components |
US4242546A (en) | 1978-11-06 | 1980-12-30 | International Telephone And Telegraph Corporation | Electrical push-button switch |
DE2900746C3 (en) * | 1979-01-10 | 1982-03-25 | Siemens AG, 1000 Berlin und 8000 München | Switching device with switching chamber |
DE2952033C2 (en) * | 1979-12-22 | 1982-04-29 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Unit consisting of a numeric display and two key switches |
US4368369A (en) * | 1980-03-14 | 1983-01-11 | Citizen Watch Co., Ltd. | Electrical switch |
JPS59181527U (en) * | 1983-05-21 | 1984-12-04 | アルプス電気株式会社 | push button switch |
GB2212615B (en) * | 1987-11-24 | 1992-06-03 | Kokoku Rubber Tech | Pressure sensing device |
JP2578870Y2 (en) * | 1990-02-02 | 1998-08-20 | 北川工業 株式会社 | Push button switch |
TW507924U (en) * | 2001-09-07 | 2002-10-21 | High Tech Comp Corp | Multi-directional operating push button |
US7420136B2 (en) * | 2006-09-08 | 2008-09-02 | Radio Systems Corporation | Compression ring button assembly |
US8993903B2 (en) * | 2007-07-23 | 2015-03-31 | Honeywell International Inc. | Sealed dual plunger switch assembly with simultaneity |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2430829A (en) * | 1946-11-02 | 1947-11-11 | Crompton & Knowles Loom Works | Electric weft detector for looms |
US2528086A (en) * | 1946-11-08 | 1950-10-31 | Bell Telephone Labor Inc | Relay contacts of conducting rubber |
US2867043A (en) * | 1952-10-16 | 1959-01-06 | Applic Electroniques Des Caout | Variable electric resistance semiconductor devices |
US2752558A (en) * | 1953-04-22 | 1956-06-26 | Ernest M Kane | Electric transducer |
US3194860A (en) * | 1962-10-02 | 1965-07-13 | John E Ehrreich | Manufacture of reinforced conductive plastic gaskets |
US3509296A (en) * | 1967-10-23 | 1970-04-28 | Ncr Co | Resilient variable-conductivity circuit controlling means |
-
1969
- 1969-08-04 DE DE1939642A patent/DE1939642B2/en not_active Withdrawn
-
1970
- 1970-07-29 GB GB1259567D patent/GB1259567A/en not_active Expired
- 1970-07-31 US US60028A patent/US3699293A/en not_active Expired - Lifetime
- 1970-08-04 FR FR7028714A patent/FR2056556A5/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2347722A1 (en) * | 1972-01-26 | 1974-03-28 | Canon Kk | PUSH BUTTON SWITCH |
US4950922A (en) * | 1988-02-04 | 1990-08-21 | Diehl Gmbh & Co. | Electrical switch |
DE102006015308A1 (en) * | 2006-03-29 | 2007-10-11 | Siemens Ag | Insulating shift rod |
DE102007058449A1 (en) * | 2007-12-05 | 2009-06-10 | Siemens Ag | Contact arrangement for e.g. circuit-breaker, has compression spring provided for force admission of contact disk, where force works against force exercised by stopper and/or actuator on disk |
Also Published As
Publication number | Publication date |
---|---|
DE1939642B2 (en) | 1975-01-09 |
US3699293A (en) | 1972-10-17 |
GB1259567A (en) | 1972-01-05 |
FR2056556A5 (en) | 1971-05-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BHJ | Nonpayment of the annual fee |