O. Maire 19 1/2''' Roskopf
153 views
19 1/2”’ | Hand Wind | Pin Lever | Small Seconds |
Remarks:
- Lateral anchor
- Pillar construction
- Barrel extends slightly beyond the movement plate
- The intermediate wheel between the crown wheel and ratchet wheel allows the third wheel to be omitted from the wheel train (see patent).
- Listing ID: 644
- Manufacturer / Brand: O. Maire
- Caliber: 19 1/2''' Roskopf
- Size in French Lignes: 19 1/2'''
- Size range mm largest diameter: > 40 mm
- Shape: Round
- Winding: Manual (Crown)
- Hands Setting: Crown with pin/pusher
- Seconds Hand: Small seconds
- Escapement: Pin Lever
- Date, Day, Month...: None
- Jewels: 3
- Setting Lever Screw/Pin Position: Center
- Balance Position: Left (240 - 360°)
- Shock Protection: None
- Beats per hour: 17,280
- Balance Type: Pseudo screw balance
- Power Reserve: Unknown
- Production Period: Unknown, probably around 1930
- Country: Switzerland
- Identification: Not listed in any movement finder known to me. Described in Swiss patent CH162784 by Otto Maire from 1932.
- Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
- External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-56#post-7866973
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