GB190018017A - Improvements in Gramophones. - Google Patents
Improvements in Gramophones.Info
- Publication number
- GB190018017A GB190018017A GB190018017DA GB190018017A GB 190018017 A GB190018017 A GB 190018017A GB 190018017D A GB190018017D A GB 190018017DA GB 190018017 A GB190018017 A GB 190018017A
- Authority
- GB
- United Kingdom
- Prior art keywords
- record
- screw
- wheel
- stylus
- extension
- 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
Landscapes
- Holding Or Fastening Of Disk On Rotational Shaft (AREA)
Abstract
18,017. Myers, F. Oct. 10. Phonographs and like sound-recording instruments.-Relates to gramophones in which the reproducing- stylus is positively fed by means of a screw. Fig. 1 shows an elevation, and Fig. 2 an end view, of the apparatus. A suitable motor is provided with a shaft 5 having at one end a feed-screw 34, and at the other a bevel-wheel 7. The wheel 7 gears with a similar wheel 8 fixed to the vertical sleeve axle 10. The sleeve 10 has a spring pin 13 engaging by pin and slot, and provided on its upper end with a grooved cone 14 on which the record fits. The record is formed of a corrugated metal disc 30, having papier-mÔchÚ record rings 31 cemented on one or both sides. The reproducer- 40, Fig. 2, is held in a preferably jointed arm 39 mounted to slide on a rod 38, and having a depending arm 36 carrying a partial nut 35 and extension 43, The extension 43 is provided with a friction roller 45, which runs in one or other of the grooves 47, 47a on an eccentric guide-cylinder. The record is kept up against the stylus by means of a roller 24 on a pivoted shaft 22 provided with an adjusting-screw 26 and spring 29. These adjustments are mounted on the eccentricallypivoted table 21.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB190018017T | 1900-10-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190018017A true GB190018017A (en) | 1901-07-27 |
Family
ID=32149773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190018017D Expired GB190018017A (en) | 1900-10-10 | 1900-10-10 | Improvements in Gramophones. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB190018017A (en) |
-
1900
- 1900-10-10 GB GB190018017D patent/GB190018017A/en not_active Expired
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