GB190906523A - Improvements in Telephones. - Google Patents
Improvements in Telephones.Info
- Publication number
- GB190906523A GB190906523A GB190906523DA GB190906523A GB 190906523 A GB190906523 A GB 190906523A GB 190906523D A GB190906523D A GB 190906523DA GB 190906523 A GB190906523 A GB 190906523A
- Authority
- GB
- United Kingdom
- Prior art keywords
- telephones
- diaphragm
- transmitter
- damping
- springs
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Abstract
6523. Nicholson, A. H. March 18. Telephones.-In a telephone in which the transmitter and the receiver are mounted substantially coaxially in the same instrument, the transmitter diaphragm is provided with helical damping-springs arranged around its circumference. The springs b rest against damping-pads d in contact with the diaphragm a and against the base-plate c.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB190906523T | 1909-03-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190906523A true GB190906523A (en) | 1909-05-27 |
Family
ID=32442794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190906523D Expired GB190906523A (en) | 1909-03-18 | 1909-03-18 | Improvements in Telephones. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB190906523A (en) |
-
1909
- 1909-03-18 GB GB190906523D patent/GB190906523A/en not_active Expired
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