JPS5640887B1 - - Google Patents
Info
- Publication number
- JPS5640887B1 JPS5640887B1 JP4168572A JP4168572A JPS5640887B1 JP S5640887 B1 JPS5640887 B1 JP S5640887B1 JP 4168572 A JP4168572 A JP 4168572A JP 4168572 A JP4168572 A JP 4168572A JP S5640887 B1 JPS5640887 B1 JP S5640887B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/14—Pivoting armatures
- H01F7/145—Rotary electromagnets with variable gap
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Electromagnets (AREA)
- Moving Of Heads (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14738171A | 1971-05-27 | 1971-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5640887B1 true JPS5640887B1 (ja) | 1981-09-24 |
Family
ID=22521354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4168572A Pending JPS5640887B1 (ja) | 1971-05-27 | 1972-04-25 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3681726A (ja) |
| JP (1) | JPS5640887B1 (ja) |
| DE (1) | DE2219381A1 (ja) |
| GB (1) | GB1385361A (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2831500A1 (de) * | 1978-07-14 | 1980-01-24 | Nash Frazer Ltd | Motorbetriebene betaetigungseinrichtung |
| US4471396A (en) * | 1981-05-14 | 1984-09-11 | Seagate Technology | Disc recording apparatus including integral track zero and crash stop means |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1464824A (en) * | 1922-03-22 | 1923-08-14 | Electric Hammer Company | Electric hammer |
| US2718614A (en) * | 1952-11-22 | 1955-09-20 | Curtiss Wright Corp | Linear torque motor |
-
1971
- 1971-05-27 US US147381A patent/US3681726A/en not_active Expired - Lifetime
-
1972
- 1972-04-07 GB GB1611372A patent/GB1385361A/en not_active Expired
- 1972-04-20 DE DE19722219381 patent/DE2219381A1/de active Pending
- 1972-04-25 JP JP4168572A patent/JPS5640887B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3681726A (en) | 1972-08-01 |
| DE2219381A1 (de) | 1972-12-21 |
| GB1385361A (en) | 1975-02-26 |