Difference between revisions of "Bidynator"

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Felsa introduced their first automatic movement with bi-directional winding in 1942. Cal. 410, and the associated ladies model, Cal. 380, were revolutionary but World War II interrupted production and development. Cal. 410 was only produced for a short while before the more-refined Cal. 690 was introduced in 1947 to replace it. These movements were very similar, with many interchangeable parts, but the new series had a longer power reserve (43 rather than 32 hours) and were produced in much greater volume.
 
Felsa introduced their first automatic movement with bi-directional winding in 1942. Cal. 410, and the associated ladies model, Cal. 380, were revolutionary but World War II interrupted production and development. Cal. 410 was only produced for a short while before the more-refined Cal. 690 was introduced in 1947 to replace it. These movements were very similar, with many interchangeable parts, but the new series had a longer power reserve (43 rather than 32 hours) and were produced in much greater volume.
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==Movements==
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===Bidynator Automatic Movements===
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'''First generation'''
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* Felsa 410 - (1942) 11.5 ligne, 17 jewels, 18,000 A/h, sub seconds
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* Felsa 415 - (1942) 11.5 ligne, 17 jewels, 18,000 A/h, central seconds
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* Felsa 380/381 - (1942) Ladies calibre, 8.75 ligne, 17 jewels, 18,000 A/h
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* Felsa 382 - (1942) Ladies calibre, 9.75 ligne, 17 jewels, 18,000 A/h
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'''Post-war'''
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* Felsa 690/691/696/698 - (1947) 11.5 ligne, 17/21/25 jewels, 18,000 A/h
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* Felsa 692 - central seconds, date
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* Felsa 692N - central seconds, date, 24 hour hand
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* Felsa 693 - central seconds, four pushers to set day, date, month, and moon phase, optional Incastar regulator
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* Felsa 694 - central seconds, date set by pusher at 8:00
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* Felsa 695 - sub seconds
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* Felsa 697 - central seconds, day, date
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* Felsa 699 - "Permutator" - central seconds, 44 hour central power reserve indicator wheel
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'''Jewel rotor bearings'''
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* Felsa 700/700N/701/701N/703/703N/706/706N/709 - 9.5 ligne, 17/21 jewels, 18,000 A/h, 38 hour power reserve
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* Felsa 702 - date
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* Felsa 705/705N/708 - sub seconds
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* Felsa 710/711 - 11.5 ligne, 17/21/25/30 jewels, 18,000 A/h, 43 hour power reserve
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* Felsa 712 - date
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* Felsa 713 - power reserve indicator
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* Felsa 715 - date, sub seconds
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* Felsa 760 - "Permutator" - power reserve indicator hand at 9:00, date wheel
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* Felsa 714 - 15.25 ligne
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* Felsa 714-2 - 15.25 ligne, date
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* Felsa 790 - 11.5 ligne, 17/22/25 jewels, 18,000 A/h, 43 hour power reserve
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* Felsa 792 - date
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* Felsa 799 - power reserve indicator
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'''Post-Bidynator Automatic Movements'''
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* Felsa 1560/1561 - 11.5 ligne, 17/21/25/30 jewels, 18,000 A/h, 43 hour power reserve
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* Felsa 1565 - "Inversator" - power reserve indicator
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* Felsa 1566 - power reserve indicator
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* [[Felsa 1572: date
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'''Automatic/manual-winding family (400x = automatic, 401x = manual)'''
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* Felsa 4000/4010, 4005/4015 - 11.5 ligne, 17/21/25/30 jewels, 18,000 A/h, 43 hour power reserve
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* Felsa 4002/4012, 4003/4013 - date
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* Felsa 4006/4016 - day, date
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* Felsa 4007/4017 - quickset date, modified automatic bridge
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* Felsa 4000N/4010N, 4005N/4015N - modified date mechanism
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* Felsa 4004/4014 - date
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* Felsa 4007N/4017N - quickset date
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* Felsa 4008/4018, 4009/4019 - day, quickset date
  
 
==Links==
 
==Links==

Revision as of 23:23, 16 April 2020

Bydantor

Bidynator was a brand name for a series of automatic watch movements produced by Felsa from 1942 through the 1960's. It was the first successful movement with bi-directional winding.

Felsa introduced their first automatic movement with bi-directional winding in 1942. Cal. 410, and the associated ladies model, Cal. 380, were revolutionary but World War II interrupted production and development. Cal. 410 was only produced for a short while before the more-refined Cal. 690 was introduced in 1947 to replace it. These movements were very similar, with many interchangeable parts, but the new series had a longer power reserve (43 rather than 32 hours) and were produced in much greater volume.

Movements

Bidynator Automatic Movements

First generation

  • Felsa 410 - (1942) 11.5 ligne, 17 jewels, 18,000 A/h, sub seconds
  • Felsa 415 - (1942) 11.5 ligne, 17 jewels, 18,000 A/h, central seconds
  • Felsa 380/381 - (1942) Ladies calibre, 8.75 ligne, 17 jewels, 18,000 A/h
  • Felsa 382 - (1942) Ladies calibre, 9.75 ligne, 17 jewels, 18,000 A/h

Post-war

  • Felsa 690/691/696/698 - (1947) 11.5 ligne, 17/21/25 jewels, 18,000 A/h
  • Felsa 692 - central seconds, date
  • Felsa 692N - central seconds, date, 24 hour hand
  • Felsa 693 - central seconds, four pushers to set day, date, month, and moon phase, optional Incastar regulator
  • Felsa 694 - central seconds, date set by pusher at 8:00
  • Felsa 695 - sub seconds
  • Felsa 697 - central seconds, day, date
  • Felsa 699 - "Permutator" - central seconds, 44 hour central power reserve indicator wheel

Jewel rotor bearings

  • Felsa 700/700N/701/701N/703/703N/706/706N/709 - 9.5 ligne, 17/21 jewels, 18,000 A/h, 38 hour power reserve
  • Felsa 702 - date
  • Felsa 705/705N/708 - sub seconds
  • Felsa 710/711 - 11.5 ligne, 17/21/25/30 jewels, 18,000 A/h, 43 hour power reserve
  • Felsa 712 - date
  • Felsa 713 - power reserve indicator
  • Felsa 715 - date, sub seconds
  • Felsa 760 - "Permutator" - power reserve indicator hand at 9:00, date wheel
  • Felsa 714 - 15.25 ligne
  • Felsa 714-2 - 15.25 ligne, date
  • Felsa 790 - 11.5 ligne, 17/22/25 jewels, 18,000 A/h, 43 hour power reserve
  • Felsa 792 - date
  • Felsa 799 - power reserve indicator

Post-Bidynator Automatic Movements

  • Felsa 1560/1561 - 11.5 ligne, 17/21/25/30 jewels, 18,000 A/h, 43 hour power reserve
  • Felsa 1565 - "Inversator" - power reserve indicator
  • Felsa 1566 - power reserve indicator
  • [[Felsa 1572: date

Automatic/manual-winding family (400x = automatic, 401x = manual)

  • Felsa 4000/4010, 4005/4015 - 11.5 ligne, 17/21/25/30 jewels, 18,000 A/h, 43 hour power reserve
  • Felsa 4002/4012, 4003/4013 - date
  • Felsa 4006/4016 - day, date
  • Felsa 4007/4017 - quickset date, modified automatic bridge
  • Felsa 4000N/4010N, 4005N/4015N - modified date mechanism
  • Felsa 4004/4014 - date
  • Felsa 4007N/4017N - quickset date
  • Felsa 4008/4018, 4009/4019 - day, quickset date

Links