HK61187A - Locking mechanisms and method of magnetizing a locking magnet therefor - Google Patents
Locking mechanisms and method of magnetizing a locking magnet therefor Download PDFInfo
- Publication number
- HK61187A HK61187A HK611/87A HK61187A HK61187A HK 61187 A HK61187 A HK 61187A HK 611/87 A HK611/87 A HK 611/87A HK 61187 A HK61187 A HK 61187A HK 61187 A HK61187 A HK 61187A
- Authority
- HK
- Hong Kong
- Prior art keywords
- magnet
- locking
- magnets
- strength
- opposite
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0038—Operating or controlling locks or other fastening devices by electric or magnetic means using permanent magnets
- E05B47/0043—Mechanical locks operated by cards having permanent magnets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F13/00—Apparatus or processes for magnetising or demagnetising
- H01F13/003—Methods and devices for magnetising permanent magnets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0231—Magnetic circuits with PM for power or force generation
- H01F7/0242—Magnetic drives, magnetic coupling devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
- Adornments (AREA)
- Dc Machiner (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Walking Sticks, Umbrellas, And Fans (AREA)
- Magnetic Treatment Devices (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Buckles (AREA)
- Burglar Alarm Systems (AREA)
- Discharge Heating (AREA)
- Adhesives Or Adhesive Processes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27597981A | 1981-06-22 | 1981-06-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK61187A true HK61187A (en) | 1987-08-28 |
Family
ID=23054622
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK611/87A HK61187A (en) | 1981-06-22 | 1987-08-20 | Locking mechanisms and method of magnetizing a locking magnet therefor |
Country Status (12)
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU570031B2 (en) * | 1983-03-17 | 1988-03-03 | Lowe & Fletcher Limited | Magnetising apparatus |
DE19807663A1 (de) * | 1998-02-24 | 1999-09-09 | Baur | Verbindungsmittel zum lösbaren Verbinden eines ersten Bauteils und eines zweiten Bauteils und Verfahren zum Lösen einer Verbindung eines ersten Bauteils und eines zweiten Bauteils |
US6588811B1 (en) | 2002-12-03 | 2003-07-08 | Edward B. Ferguson | Reversible magnetic door stop/latch |
US8540292B2 (en) | 2002-12-03 | 2013-09-24 | Edward B. Ferguson | Reversible magnetic door stop/latch |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4133194A (en) * | 1976-12-02 | 1979-01-09 | Bruce S. Sedley | Magnetic key operated door lock |
CH620492A5 (en) * | 1977-07-25 | 1980-11-28 | Fichtel & Sachs Ag | Magnetically actuable rotary cylinder lock, key and method and device for the magnetic coding of the key |
-
1982
- 1982-05-26 JP JP57089598A patent/JPS584070A/ja active Granted
- 1982-06-16 MX MX193184A patent/MX156554A/es unknown
- 1982-06-17 CA CA000405433A patent/CA1227654A/en not_active Expired
- 1982-06-17 KR KR8202700A patent/KR910002019B1/ko not_active Expired
- 1982-06-18 DE DE198282401109T patent/DE68988T1/de active Pending
- 1982-06-18 DE DE8282401109T patent/DE3266179D1/de not_active Expired
- 1982-06-18 ES ES513264A patent/ES513264A0/es active Granted
- 1982-06-18 EP EP82401109A patent/EP0068988B1/en not_active Expired
- 1982-06-18 AT AT82401109T patent/ATE15521T1/de not_active IP Right Cessation
- 1982-06-22 PH PH27469A patent/PH22562A/en unknown
- 1982-06-22 AU AU85089/82A patent/AU549917B2/en not_active Ceased
-
1987
- 1987-04-10 SG SG33587A patent/SG33587G/en unknown
- 1987-08-20 HK HK611/87A patent/HK61187A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR840000725A (ko) | 1984-02-27 |
AU549917B2 (en) | 1986-02-20 |
ES8307327A1 (es) | 1983-07-01 |
ES513264A0 (es) | 1983-07-01 |
EP0068988B1 (en) | 1985-09-11 |
MX156554A (es) | 1988-09-09 |
DE3266179D1 (en) | 1985-10-17 |
KR910002019B1 (ko) | 1991-03-30 |
PH22562A (en) | 1988-10-17 |
AU8508982A (en) | 1983-01-06 |
CA1227654A (en) | 1987-10-06 |
EP0068988A1 (en) | 1983-01-05 |
ATE15521T1 (de) | 1985-09-15 |
JPS584070A (ja) | 1983-01-11 |
SG33587G (en) | 1987-07-17 |
DE68988T1 (de) | 1983-05-11 |
JPH03477B2 (enrdf_load_stackoverflow) | 1991-01-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE | Patent expired |