IT965204B - Perfezionamento nei bilancieri per orologi elettrici - Google Patents
Perfezionamento nei bilancieri per orologi elettriciInfo
- Publication number
- IT965204B IT965204B IT52535/72A IT5253572A IT965204B IT 965204 B IT965204 B IT 965204B IT 52535/72 A IT52535/72 A IT 52535/72A IT 5253572 A IT5253572 A IT 5253572A IT 965204 B IT965204 B IT 965204B
- Authority
- IT
- Italy
- Prior art keywords
- rockers
- improvement
- electric watches
- watches
- electric
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
- G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
- G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
- G04C3/065—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
- G04C3/066—Constructional details, e.g. disposition of coils
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
- Testing Of Balance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11093171 | 1971-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT965204B true IT965204B (it) | 1974-01-31 |
Family
ID=14548221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT52535/72A IT965204B (it) | 1971-11-26 | 1972-09-04 | Perfezionamento nei bilancieri per orologi elettrici |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3813872A (index.php) |
| DE (1) | DE7240355U (index.php) |
| FR (1) | FR2160835B1 (index.php) |
| GB (1) | GB1372328A (index.php) |
| IT (1) | IT965204B (index.php) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1172714A4 (en) * | 1999-12-24 | 2005-04-20 | Seiko Instr Inc | RHYTHM ADJUSTING METHOD FOR MECHANICAL WATCHES |
| USD481324S1 (en) | 2002-03-20 | 2003-10-28 | Zenith International Sa | Oscillating weight for a watch |
| USD481323S1 (en) | 2002-03-28 | 2003-10-28 | Zenith International Sa | Oscillating weight for a watch |
| FR2842313B1 (fr) * | 2002-07-12 | 2004-10-22 | Gideon Levingston | Oscilliateur mecanique (systeme balancier et ressort spiral) en materiaux permettant d'atteindre un niveau superieur de precision, applique a un mouvement d'horlogerie ou autre instrument de precision |
| USD481644S1 (en) | 2002-09-19 | 2003-11-04 | Zenith International Sa | Oscillating weight for a watch |
| GB0324439D0 (en) * | 2003-10-20 | 2003-11-19 | Levingston Gideon R | Minimal thermal variation and temperature compensating non-magnetic balance wheels and methods of production of these and their associated balance springs |
| EP1886194A2 (en) * | 2005-05-14 | 2008-02-13 | Gideon Levingston | Balance spring, regulated balance wheel assembly and methods of manufacture thereof |
| US8100579B2 (en) * | 2006-09-08 | 2012-01-24 | Gideon Levingston | Thermally compensating balance wheel |
| USD591191S1 (en) * | 2007-06-26 | 2009-04-28 | Maurice Lacroix Sa | Balance wheel with flat hairspring |
| AU327543S (en) * | 2009-03-11 | 2009-09-09 | Lvmh Swiss Mft S A | Watch case |
| USD635045S1 (en) * | 2009-09-14 | 2011-03-29 | Perrelet Sa | Oscillating mass for a watch |
| CH702062B1 (fr) * | 2009-10-26 | 2022-01-31 | Mft Dhorlogerie Audemars Piguet Sa | Organe régulateur comportant au moins deux balanciers, un mouvement de montre ainsi qu'une pièce d'horlogerie comportant un tel organe. |
| USD640582S1 (en) * | 2009-12-01 | 2011-06-28 | Lvmh Swiss Manufactures S.A. | Weight |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH385751A (fr) * | 1962-08-22 | 1964-08-31 | Ebauches Sa | Balancier moteur pour pièce d'horlogerie électrique |
| US3620492A (en) * | 1969-04-30 | 1971-11-16 | Royal Seating Corp | Leg connector assembly |
-
1972
- 1972-09-04 IT IT52535/72A patent/IT965204B/it active
- 1972-10-19 GB GB4821972A patent/GB1372328A/en not_active Expired
- 1972-11-03 DE DE7240355U patent/DE7240355U/de not_active Expired
- 1972-11-06 FR FR7239169A patent/FR2160835B1/fr not_active Expired
- 1972-11-27 US US00309655A patent/US3813872A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2160835B1 (index.php) | 1977-01-14 |
| DE7240355U (de) | 1973-02-01 |
| FR2160835A1 (index.php) | 1973-07-06 |
| US3813872A (en) | 1974-06-04 |
| GB1372328A (en) | 1974-10-30 |
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