3

With driving weight [G04B 1/02]

7

With mainspring (synchronous motors with power reserve subclass 559; springs in general F16F) [G04B 1/10]

20

With both mainsprings and driving weights (winding up several mainsprings or driving weights simultaneously subclass 28) [G04B 1/24]

21

Driven by liquids or gases; liquid or gaseous drives or mechanically controlled secondary clocks (winding up by pneumatic means subclass 39; winding up automatically by wind power subclass 63; winding up by electrothermal or electro-pneumatic arrangements subclass 427; thermoelectric or thermo-pneumatic driving mechanisms subclass 495) [G04B 1/26]

24

By pushbutton (crown combined with pushbutton subclass 34; construction of pushbutton subclass 35; waterproof pushbutton subclass 341) [G04B 3/00B]

25

By lever mechanism [G04B 3/00C]

26

By draw mechanism [G04B 3/00D]

27

Mechanical winding up; winding up with special equipment (removably- mounted keys subclass 29; winding up equipment for clocks with automatic winding up equipment subclass 40) [G04B 3/00F)

28

Winding up several mainsprings or driving weights simultaneously (driving mechanisms with several weights subclass 5; driving mechanisms with several mainsprings subclass 9; driving mechanisms with a mainspring and a secondary spring subclass 19; driving mechanisms with a mainspring driving weights subclass 20; winding up the striking mechanisms with the clockwork and vice versa subclass 228) [G04B 3/00G]

29

Removably mounted keys or the like (special tools for clockworks with difficult access, universal keys for watches with a small crown subclass 27; keys with means preventing overwinding subclass 36; protecting means preventing overwinding subclass 38) [G04B 3/02]

30

Rigidly mounted keys, knob, or crowns (jointed winding stem subclass 322) [G04B 3/04]

36

Keys or the like with means preventing overwinding (protecting devices arranged in, or attached to, the barrel subclass 16; in connection with automatic winding devices subclass 20; construction of removably mounted keys subclass 29; means preventing overwinding, including those attached to the case, subclass 38; protecting means subclass 71; protection against overwinding for electrical winding up arrangements for mechanical clocks subclass 443) [G04B 3/06]

37

By parts of the cases (setting the time-indicating means by parts of the case subclass 248) [G04B 3/08]

39

By mechanical means, e.g., pneumatic motor, etc. (winding up with electric or electromechanical means subclass 425; liquid or gas driving mechanisms subclass 21; automatic winding up by wind power subclass 62) [G04B 3/12]

41

By moving of parts of the clockwork which are not primarily for winding up [G04B 5/00B]

42

By relative movement between watchbands, case, or parts of the case [G04B 5/00C]

43

Clockworks, which wind up by driving the function, e.g., perpetua mobilia, etc. (see also F03G 7/10) [G04B 5/00K]

44

By self-winding caused by the movement of the watch (bearings, suspensions for oscillating weights subclass 53; mechanisms for transformation of an oscillating movement into a rotating movement in only one direction subclass 73) [G04B 5/02]

62

By movement of other objects, e.g., by opening a handbag, by opening a case, by opening a door, etc; winding up by wind power [G04B 5/20]

65

By thermometric, barometric, or like effects or alterations (by electrothermal or electro-pneumatic driving means subclass 427; driving the clockwork by such means subclass 495) [G04B 5/22]

66

Protecting means preventing overwinding (arranged in, or attached to, the barrel subclass 16; in connection with keys or the like subclass 36; in connection with parts of the cases subclass 38; support of the moving weight subclass 53; protection means subclass 71; electrical driving means for mechanical clockworks subclass 443) [G04B 5/24]

70

By optical indication of the amount of winding [G04B 9/00B]

71

Devices controlled by such state, e.g., device affording protection means against overwinding, etc. (protecting means preventing overwinding arranged in or on the barrel subclass 16; protecting means in connection with keys or the like subclass 36; in connection with parts of the cases subclass 38; in connection with automatic winding devices subclass 66; electric winding up of mechanical clockworks subclass 443) [G04B 9/02]

74

Devices in which the motion of a rotating member is limited to one direction [G04B 11/00B]

79

Ratchet construction for driving rotating members in one direction, e.g., a ratchet on an oscillating member driving a ratchet wheel, etc. [G04B 11/00C]

80

Clutch mechanism between two rotating members with transfer of movement in both directions, possibly with limitation on the transfer of power [G04B 11/00D]

83

Clutch mechanism between two rotating members with transfer of movement in only one direction (free running devices) [G04B 11/00F]

86

With the choice of adjustable or varying transmission ratio [G04B 13/00B]

87

Where rotation in one direction is changed into a stepping movement [G04B 13/00C]

89

Where a revolution in both directions is changed into a revolution in one direction [G04B 13/00D]

91

With differential work [G04B 13/00G]

93

Wheels; pinions; spindles; pivots (bearings subclass 271; chain wheels, spindles for chain wheels, also chains and driving weights subclass 6) [G04B 13/02]

96

Permanently in contact with the regulating mechanism [G04B 15/02]

98

Free escapements [G04B 15/06]

100

With constant impulses for the regulating mechanism (electrically driven pendulums with mechanical pulse transmission and constant pulse subclass 455; electrically driven pendulums with mechanical pulse transmission and constant pulse subclass 468) [G04B 15/10]

101

Adjusting (tools therefor subclass 665); restricting the amplitude of the lever or the like (adjusting the gear train subclass 293) [G04B 15/12]

102

Component parts or constructional details, e.g., construction of the lever or the escape wheel, etc; assembly and manufacture of spring subclass 11; assembly and manufacture of components, e.g., pinions, spindles, etc., subclass 94; oils for clockwork bearings in general subclass 281 [G04B 15/14]

104

Regulating mechanisms where the movement is maintained by pneumatic means (oscillation generation by pneumatic means subclass 828) [G04B 17/00B]

105

Oscillators acting by gravity, e.g., pendulum swinging in a plane, etc. (setting the pendulum to the required length subclass 115; temperature compensation for pendulums subclass 128; bearings in general, e.g., knife-edge subclass 271, etc; clocks fitted in pendulums subclass 396; imitation pendulums driven by the clock mechanism subclasses 387 and 388; pendulum ornamentation subclass 389; contacts actuated by a pendulum subclass 546; measurement of force with a pendulum G01V 7/12) [G04B 17/02]

107

Oscillators acting by spring tension [G04B 17/04]

114

Setting the frequency [G04B 17/12]

123

Adjusting the beat of the pendulum, balance or the like (adjusting the frequency subclass 114) [G04B 17/16]

125

Compensation of mechanisms for stabilizing frequency [G04B 17/20]

134

Rotating governors, e.g., centrifugal governors, fan governors, etc. (for striking mechanisms subclass 224; electrically driven subclass 465) [G04B 17/30]

135

Component parts or constructional details, e.g., collet, stud, etc. [G04B 17/32]

140

Back-gearing arrangements between gear train and hands (transmissions in general subclass 85) [G04B 19/02]

142

Hands; discs with a single mark or the like (moving indicating arrangements which have scales or numbers with stationary hands or reading means subclass 162; optical projection of the position of the hands subclass 216) [G04B 19/04]

147

Dials (for time-pieces without clockwork subclass 416; moving discs subclass 162; illuminated dials or hands subclass 213) [G04B 19/06]

162

Indicating by numbered bands, drums, discs, or sheets (indicating means without numbers or hands in general subclass 142; illuminated subclass 213; with optical projection digest subclass; gearwork and linking in general subclass 85; electrically driven subclass 579; counter mechanisms G06M) [G04B 19/20]

167

Arrangements for indicating different local apparent times; universal time pieces (indicating by means of numbers or signs disposed on moving devices subclass 162; illumination of dials or hands subclass 231; combination with a terrestial globe in general subclass 404) [G04B 19/22]

170

Clocks or watches with data indicators, e.g., calendar clocks or watches, etc.; clockwork calendars (indication by discs with numbers, in general subclass 162; link and gear work subclass 85; combination of the clockwork with a settable calendar subclass 398; calendars in general B42D 5/04, G09D 3/00; electrical counters and counting circuits H03K; clockwork for advertising G09F 23/16; devices for time computing where an unknown may be determined G02B) [G04B 19/24]

207

Clocks or watches with indicators for tides, for the phases of the moon, or the like (planetaria G09B 27/00 -27/06; arrangements for table reference, e.g., menstrual tables, etc., G06C 3/00) [G04B 19/26]

211

Adjustable guide marks or pointers for indicating determined points of time (inscriptions or pictures moved by hand subclass 385) [G04B 19/28]

213

Illumination of dials or hands (arrangements for indicating different local apparent times by means of a globe illuminated from inside subclass 167; continuous indication of the time by nonelectric light sources subclass 243; illumination by electric lamps which function at fixed times or periodically subclass 578; illuminated panels G09F 13/00, 13/22) [G04B 19/30]

216

Position of the hands projected optically (for advertising G09F 19/18; indicating by disc or drums with mark or window subclass 142, with figures or signs subclass 162; illumination of dials or hands subclass 213, case for electrical components subclass 452; optical projection of a pointer and/or scale for weighing apparatus G01G 23/32; for measuring instruments G01D 5/26B) [G04B 19/34]

218

Periodical acoustic signalling arrangements (subclass 219 takes precedence); (adjustment of the frequency by setting the length of the pendulum subclass 115) [G04B 21/00B]

219

Regular striking mechanisms giving the full hour, half hour, or quarter hour [G04B 21/02]

230

By starting up musical boxes or other musical recordings (starting up and stopping of phonographs by means of clockwork apparatus G11B 33/06) [G04B 23/00B]

231

Alarm clocks (electrically released alarm signals subclass 580; waking up by electric lamps subclass 578; by other means subclass 244; alarm clocks with electric contacts subclass 608) [G04B 23/02]

244

In alarm clocks (subclass 246 takes precedence) [G04B 25/00]

245

By feeling; clocks or watches for blind persons [G04B 25/02]

247

By moving figures, e.g., cuckoo clocks, trumpet clocks, etc. (figures, or part of figures set in motion by the clockwork and creating an optical special effect subclass 382; figures or parts of figures not used to indicate time subclass 386; clockworks driving inscriptions or figures subclass 384; time-indication by means of plates or bands driven electrically subclass 582) [G04B 25/06]

249

Internal gear therefor, e.g., for setting the second hand or for setting several clockworks, etc. [G04B 27/00B]

250

The setting apparatus being crown shaped (subclass 255 takes precedence) [G04B 27/00C]

251

Having several simultaneous functions, e.g., stopping or starting the clockwork or the hands, etc. (subclass 255 takes precedence) [G04B 27/00D]

252

Stepwise or on determined values (subclass 255 takes precedence) [G04B 27/00F]

253

Otherwise than manually (subclass 255 takes precedence) (oscillatory weights in general subclass 45) [G04B 27/00G]

254

With parts which are put together with the winding parts, but are functionally separate from them [G04B 27/00K]

255

By making use of the winding means (winding by hand or mechanically subclass 23) [G04B 27/02]

262

By using parts of the case (winding by using parts of the case subclass 37) [G04B 27/08]

266

Plates; bridges; cocks [G04B 29/02]

270

Connecting or supporting parts [G04B 29/04]

272

Jeweled bearings [G04B 31/00B]

276

Metal bearings [G04B 31/00C]

279

Plastic bearings [G04B 31/00D]

280

Manufacture and mounting processes [G04B 31/00S]

281

Lubrication (self-lubricated bearings in plastics subclass 279; lubrication of the escape wheel subclass 102; lubrication of synchronous clockworks subclass 563; lubrication devices and lubricant containers subclass 746) [G04B 31/00T]

282

Shock damping bearings (shock damping in the case subclasses 309, 310, and 313) [G04B 31/02]

285

Circular calibers [G04B 33/02]

286

Noncircular calibers [G04B 33/04]

287

Of extremely flat shape [G04B 33/06]

288

In which the gear train is arranged in different planes, e.g., parallel or inclined to each other, etc. (subclass 289 takes precedence) (cases for special purposes, e.g., button or ring clockwork, etc. subclass 342) [G04B 33/08]

289

With second hand arranged in the center of the dial [G04B 33/10]

290

For extremely long running times [G04B 33/12]

291

Calibers of which the mainsprings or barrels are easily removable (main- springs subclass 10; barrels, arbors subclass 12; normal or mechanical winding subclass 23) [G04B 33/14]

292

With arrangements affording protection of the clockwork against damage as a consequence of a rupture of the mainspring (protection devices against the rupture of the mainspring or its over-tension, placed in the spring-drum or fixed on it against rupture if the mainspring is wound too far subclass 16) [G04B 33/16]

295

For pocket watches and wrist watches [G04B 37/00B]

302

For wall clocks and balances (feet and stands for clocks subclass 357) [G04B 37/00C]

303

With means to enhance sound transmission (sonorous means for chimes subclass 225; for alarm clocks subclass 237; clockworks combined with musical devices subclass 405) [G04B 37/00J]

304

For more than one clockwork [G04B 37/00K]

305

For clock parts, e.g., for the escapement or the electric motor, etc. (protection cases and air tight vacuum means for clockwork parts subclass 338) [G04B 37/00M]

306

Evacuated cases; cases filled with gas or liquids; cases containing substances for absorbing or binding moisture or dust [G04B 37/02]

307

Mounting the clockwork in the cases; shock absorbing mountings [G04B 37/04]

322

Forming the passage for the winding stem through the case; divided winding stems (watertight protection means for the winding stem subclass 339; fixing the knob to the case subclass 356; winding and setting the hands with the winding stem with clutch wheel subclass 258, with rocking bar subclass 260) [G04B 37/06]

327

Hermetic sealing of openings, joints, passages, or slits (covers or protecting devices which can be directly removed, or by sliding or turning subclass 300; hermetic sealing of watch or crystal with special pieces subclass 373; hermetically-sealed electrical switches H01H 23/06) [G04B 37/08]

342

Cases for special purposes, e.g., watch combined with ring, watch combined with button, etc. (see note attached to this subclass)

346

Suspending devices, supports, or stands for timepieces insofar as they form part of the case (wrist watch straps, fastening means therefor A44C 5/00) [G04B 37/14]

362

For pocket or wrist watches (subclasses 306-361 take precedence) [G04B 37/18]

364

Materials or processes of manufacturing pocket watch or wrist watch cases (machines or tools for the manufacture of clockwork cases subclasses 709, 710, and 734; decoration or tools therefor subclass 391) [G04B 37/22]

369

Made of glass [G04B 39/00B]

370

From a material other than glass [G04B 39/00C]

372

With means for magnified reading (combinations with a magnifying glass in general subclass 398) [G04B 39/00G]

373

Arrangements for sealing (sealing the case and winding stem subclass 327) [G04B 39/00K]

376

Holding and locking of the pendulum only [G04B 41/00B]

378

Component shock protection arrangements (shock damping bearings subclass 282; shock-damping in the case subclass 307; protection of the pendulum or chime during transport subclass 375) [G04B 43/00B]

379

Protection against temperature influences [G04B 43/00C]

380

Antimagnetic alloys (antimagnetic alloys with temperature compensation subclass 129; apparatus for antimagnetizing subclass 783; alloys in general C22C) [G04B 43/00R]

382

Light-, colour-, line-, or spot-effects caused by parts or pictures moved by the clockwork (disc-shaped indicating parts subclasses 145 and 163; figures or parts thereof for indicating the time, moved by the clockwork subclass 247) [G04B 45/00B]

383

Light-, colour-, line- or spot-effects caused by or on stationary parts (change of appearance by exchangeable case parts subclass 409) [G04B 45/00C]

384

Inscriptions or pictures moved by the clockwork, e.g., for advertising, etc. (clocks with abrupt time indication subclass 85; disc-shaped indicating elements subclasses 145 and 163; advertising in general G09F) [G04B 45/00D]

385

Inscriptions and pictures moved by hand (clockworks with abrupt time indication subclass 85; adjustable hands or mechanisms subclass 211; combination of clockwork with counter, e.g., for sports results, etc., subclass 381; movable ornaments and decorations subclass 408) [G04B 45/00F]

386

Figures or parts thereof moved by the clockwork (disc-shaped indicating by moving figures subclass 247; normal moving parts of the clockwork visible through a window, e.g., the escapement, etc., subclass 394) [G04B 45/00H]

390

Cases and movable parts with a special shape (movable parts with a special shape subclass 389; decoration in general, and methods of manufacture thereof subclass 391; cases in general subclass 294; combination with genuine utensils or mounting therein subclass 398) [G04B 45/00K]

391

Decoration of the case and of parts thereof, e.g., as a method of manufacture thereof, etc. (specially shaped subclasses 389 and 390; decoration with inscriptions and pictures subclass 392; construction of the hands subclass 143; decoration by adding extra pieces to the clockwork subclass 406; coloring by treatment of the surface, e.g., by oxidation C25D) [G04B 45/00M]

392

Pictures or inscriptions on the case or parts thereof, attaching complete pictures (decoration and manufacture thereof subclass 391; special decorative parts which are attached to the case or other parts subclass 406) [G04B 45/00P]

394

Timepieces of which the clockwork is visible partly or wholly (figures or parts thereof moved by the clockwork subclass 391) [G04B 45/02]

395

Timepieces with invisible drive, e.g., with hands attached to a rotating glass disc, etc. (for advertising G09F 23/00; disc-shaped hands with marks or notches subclass 145) [G04B 45/04]

399

Mounting or fixing to the steering wheel of a vehicle [G04B 47/00B]

400

Mounting in and combined with adjustable indicating means, e.g., date indicating means adjustable by hand, marks or counters, etc. (calendar clocks subclass 170) [G04B 47/00C]

401

Combined with a key [G04B 47/00E]

402

Combined with a lighter [G04B 47/00G]

403

Combined with a pen [G04B 47/00I]

404

Installations within mirrors, pictures, furniture or other household articles (see note attached to this subclass)

406

With attached ornaments or amusement apparatus (decorated cases see subclass 381) [G04B 47/04B]

409

Changeable decorations and parts thereof, decorations for the case which change the external appearance of the clockwork (see note attached to this subclass)

411

With attached measuring instruments, e.g., pedometer, barometer, thermometer, or compass, etc. (in combination with a tachometer which winds up the clockwork subclass 64) [G04B 47/06]

415

Sundials (normal dials subclass 147) [G04B 49/02]

427

By electrothermal or electro-pneumatic arrangements [G04C 1/00B]

428

For clock systems (subclasses 429-434 take precedence) [G04C 1/00F]

429

By electromagnets [G04C 1/02]

434

By electric motors with rotating or with reciprocating movement [G04C 1/04]

443

Protection against overwinding (in mechanical clocks or watches subclasses 16, 36, 38, 66, and 71) [G04C 1/10]

447

Electromechanical switches for setting or display [G04C 3/00K]

452

Mounting, assembling of components [G04C 3/00M]

453

Wherein movement is regulated by a pendulum [G04C 3/02]

466

Wherein movement is regulated by a balance (construction thereof subclass 110) [G04C 3/04]

480

Wherein movement is regulated by a mechanical oscillator other than a pendulum or balance, e.g., by a tuning fork, e.g., electrostatically, etc. [G04C 3/08]

490

Incorporating a stepping motor (subclasses 302 to 488 take precedence) generating timing pulses subclasses 817 and 901; setting subclass 906; synchronization subclass 920; generating commutating pulses in masterclocks subclasses 525 and 541; slave clocks actuated intermittently by electromechanical step-advancing mechanisms subclass 548; control circuits for stepping motors in general H02P 8/00) [G04C 3/14]

493

Incorporating an electrodynamic continuously rotating motor (subclasses 453 and 488 take precedence; clocks driven by synchronous motors subclass 553) (apparatus which can be set and started to measure off predetermined or adjustable fixed time intervals with electric driving means, e.g., incorporating clocks, etc., subclasses 815 and 816; electromechanical stopwatches subclass 837) [G04C 3/16]

495

Incorporating electrothermal or electro-pneumatic driving means [G04C 3/18]