US518959A - kqlbassieff - Google Patents

kqlbassieff Download PDF

Info

Publication number
US518959A
US518959A US518959DA US518959A US 518959 A US518959 A US 518959A US 518959D A US518959D A US 518959DA US 518959 A US518959 A US 518959A
Authority
US
United States
Prior art keywords
piece
kqlbassieff
pole
center
central
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 - Lifetime
Application number
Publication date
Application granted granted Critical
Publication of US518959A publication Critical patent/US518959A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

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

Definitions

  • Patented May '1, 1894 Patented May '1, 1894.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnets (AREA)

Description

.m Model.) I 2 Shets-Shet 1.
V E. V." KOLBASSIEPP.
TELEPHONE.
Patented May '1, 1894.
2 Sheets-Sheea 2.
TELEPHONE.
,959. Patented May 1, 1894 f1 WE EWEEEEJ H i g? h V shoe magnets all arranged wholly within said; nected to the opposite arm of each magnet, a casing and Whollyin a common interior plane conductive coil surrounding the central p916- transverse to the center of said casing, and piece between the latter and the cyl ndrical also in radial relation to said center,and furpole-piece, and a, diaphragm overlylng the 5 thermore with the extremities of their arms cuter ends of said pole-pieces, substantially 15 adjacent to said center, a central pole-piece as set forth.
structurally connected to one armef eaeh BUGENIJ VICTOBOVlTClI KOLBASSIEFF. magnet, a, cylindrical pole-piece of opposite Witnesses: v polarity from said central pole-piece and sum MICHAEL N. GALLAGHAN,
Io rounfiing the same and also structurally con- 7 S. KAYNAKOFF.
US518959D kqlbassieff Expired - Lifetime US518959A (en)

Publications (1)

Publication Number Publication Date
US518959A true US518959A (en) 1894-05-01

Family

ID=2587758

Family Applications (1)

Application Number Title Priority Date Filing Date
US518959D Expired - Lifetime US518959A (en) kqlbassieff

Country Status (1)

Country Link
US (1) US518959A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4926398A (en) * 1987-10-30 1990-05-15 Divelink Pty Ltd Pressure compensated communication system
US5022100A (en) * 1990-09-28 1991-06-11 The United States Of America As Represented By The Secretary Of The Navy Apparatus and method for underwater acoustic receiving system installation in diving helmet

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4926398A (en) * 1987-10-30 1990-05-15 Divelink Pty Ltd Pressure compensated communication system
US5022100A (en) * 1990-09-28 1991-06-11 The United States Of America As Represented By The Secretary Of The Navy Apparatus and method for underwater acoustic receiving system installation in diving helmet

Similar Documents

Publication Publication Date Title
US2582788A (en) Magnetic suspension for horizontal shafts
CN110012398B (en) Balanced vibration system
GB818731A (en) Improvements in synchronous motors
US518959A (en) kqlbassieff
GB513895A (en) Improvements in telephone instruments
US1759725A (en) Sound-producing device
GB217192A (en) Improvements in and relating to electrodynamic telephones
US2775671A (en) Electro-mechanical relays
US2334153A (en) Electric motor
GB464386A (en) Improvements in or relating to microphones
JP6182258B2 (en) Vibration generator
US2976435A (en) Electric watches
US1939898A (en) Loud speaker construction
US449254A (en) Telephone
US564455A (en) Electric motor
US322884A (en) Telephone-receiver
US2483196A (en) Phono-pickup
US1566679A (en) Telephone
US94014A (en) Improvement in magneto-electric machines
US559990A (en) Anohew h graham
GB774195A (en) Improvements in electrical generators
US523630A (en) Telephone
US1830433A (en) Electromagnetic unit for acoustic instruments
US951695A (en) Telephonic apparatus.
US80463A (en) Alexander john b