GB591975A - An improved armature structure for electro-magnetic apparatus - Google Patents

An improved armature structure for electro-magnetic apparatus

Info

Publication number
GB591975A
GB591975A GB11368/45A GB1136845A GB591975A GB 591975 A GB591975 A GB 591975A GB 11368/45 A GB11368/45 A GB 11368/45A GB 1136845 A GB1136845 A GB 1136845A GB 591975 A GB591975 A GB 591975A
Authority
GB
United Kingdom
Prior art keywords
armature
centre
winding
electro
electromagnetic
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.)
Expired
Application number
GB11368/45A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AGA Baltic AB
Original Assignee
AGA Baltic AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by AGA Baltic AB filed Critical AGA Baltic AB
Publication of GB591975A publication Critical patent/GB591975A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnets (AREA)
GB11368/45A 1944-05-12 1945-05-04 An improved armature structure for electro-magnetic apparatus Expired GB591975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE248532X 1944-05-12

Publications (1)

Publication Number Publication Date
GB591975A true GB591975A (en) 1947-09-03

Family

ID=20306107

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11368/45A Expired GB591975A (en) 1944-05-12 1945-05-04 An improved armature structure for electro-magnetic apparatus

Country Status (4)

Country Link
CH (1) CH248532A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR913586A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB591975A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL70461C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861145A (en) * 1953-08-31 1958-11-18 Gen Electric High speed relay

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861145A (en) * 1953-08-31 1958-11-18 Gen Electric High speed relay

Also Published As

Publication number Publication date
NL70461C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR913586A (fr) 1946-09-13
CH248532A (de) 1947-05-15

Similar Documents

Publication Publication Date Title
GB636190A (en) Improvements in and relating to phonograph pickups
GB843399A (en) Improvements in electro-mechanical transducers
GB591975A (en) An improved armature structure for electro-magnetic apparatus
GB607848A (en) Improvements relating to gramophone pick-up and recording devices
GB939983A (en) Improvements in or relating to electro-magnetic transducers
GB261698A (en) Improvements in sound reproducing apparatus
GB547707A (en) Improvements relating to electromagnetic telephone instruments
GB307767A (en) Improvements relating to the mounting of vibrating reeds, more particularly for use in connection with electromagnetic gramophone pick-ups, loud speakers and the like
GB296207A (en) Improvements in electro-magnetic sound reproducing and recording devices
GB767424A (en) Improvements relating to acceleration-measuring or vibration-measuring apparatus
US2516919A (en) Electrodynamic phonograph pickup
GB294877A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB272990A (en) Improvements in or relating to electro-magnetic apparatus for use with gramophones in conjunction with loud speaking telephonic apparatus
GB644499A (en) Improvements in or relating to gramophone pick-up devices
GB783372A (en) Improvements relating to pick-ups for sound reproducers
GB627038A (en) Improvements in means for detecting mechanical vibrations caused by friction
GB603418A (en) Improvements relating to electromagnetic telephone instruments
GB313406A (en) Method and apparatus for the electromagnetic reproduction of sound
GB551917A (en) Improved gravimeter
GB253080A (en) Telephone instrument
GB324608A (en) Improvements relating to loud speakers
GB328906A (en) Improvements in, or relating to, electrical sound reproducing apparatus
GB611184A (en) Improvements in or relating to gramophone pick-ups and the like
GB558930A (en) Improvements in and relating to solenoid-operated electric bells
GB656060A (en) Electro-acoustic devices