Class 368/288 - For crown or stem

Subclass of Class 368 - Horology: time measuring systems or devices
Definition: Subject matter including protection means for winding or
No. of patents: 31
Last issue date: 10/20/2009

Number	Title	Issue Date
7604397	Sealing device for watch crown A sealing device (1) for a watch crown that includes a cover (2) possessing an annular part (3) that fits and rests on the periphery of a cabochon (4) of a watch crown (5) against a seal (6). Said cover (2), which is ...	10/20/2009
7517139	Portable timepiece A portable timepiece has a timepiece movement and a movement interlock axle that undergoes linear movement and undergoes rotational movement to transmit a rotational force to the timepiece movement. An external operation body is operable to linearly move and rotate ...	04/14/2009
7494270	Portable timepiece with a crown protection and locking device Even if a lock member impeding a crown from being excessively pull-moved is carelessly moved, its recovery is easy, and a function for stopping a careless movement of the crown, by the lock member, is maintained for a long period. A wristwatch possesses a case band,...	02/24/2009
7364352	Time measurement device and method A mechanism having at least a function of measuring an arbitrary elapsed time is provided, which disables the function from being reset after the function is started, and enables the function to be reset after the function is stopped. The function is continuously he...	04/29/2008
7357569	Crown lock structure and timepiece having crown lock structure A crown lock structure for a timepiece has a crown having an inner surface provided with a threaded section and a connecting assembly for removably connecting the crown to a case of the timepiece. The connecting assembly comprises a tubular member for integral conne...	04/15/2008
7347620	Watch equipped with crown locking structure A watch has a crown threadedly locked to a stem pipe mounted to a barrel. The barrel has a pipe installation hole and a threaded hole that extends perpendicular to and in communication with the pipe installation hole. The stem pipe has an insertion portion and a bar...	03/25/2008
7255473	Portable timepiece To provide a portable timepiece having high durability constructed by a constitution capable of promoting operability of attaching and detaching a crown and holding a crown in an unoperated state so as not to rotate the crown unpreparedly. In a winding stem pipe att...	08/14/2007
7201020	Watch band with cover member A band that may be utilized for a timepiece, such as a watch, is disclosed. The band may have a plurality of joined links, and each link includes a cover member, an extension element, a first springbar, and a second springbar. The extension element defines a first c...	04/10/2007
7192182	Winding stem pipe with friction ring To provide a portable timepiece in which the maintenance of a winding stem pipe and its surroundings is facilitated. Basically provided is a portable timepiece comprising a winding stem pipe releasably screwed into a pipe attachment opening of a case band, in which ...	03/20/2007
7192184	Portable watch A portable timepiece has a pipe extending from a case and a winding stem for transmitting a rotational force to a timepiece movement in the case. A crown is connected to the winding stem for rotational movement therewith and for detachable engagement with an outer p...	03/20/2007
7182507	Portable timepiece To provide a portable timepiece capable of interchanging a part at a surrounding of a crown when a screw lock function is deteriorated. A premise is established by a portable timepiece screwing to lock a crown urged in a direction of separating from a case body by a...	02/27/2007
7175341	Wrist-portable apparatus To provide a wrist-portable equipment that may prevent malfunction of an internal rotational ring. There is provided a wrist-portable equipment including: a case, an internal rotational ring to be used as a display member for rotating independently and separately fr...	02/13/2007
7118270	Portable watch A portable watch comprises a case body having a noncircular pipe-attachment hole extending therethrough, and a winding stem pipe removably inserted from outside of the case body into the pipe-attachment hole and having a noncircular outer peripheral portion that coo...	10/10/2006
7111977	Portable watch To provide a portable watch enabling components exchange around a crown while retaining the waterproof capability of a winding-stem-pipe attachment section when the screw lock capability is reduced. A winding stem pipe is screwed into a pipe-attachment hole of a cas...	09/26/2006
7107790	Flexible band A band that may be utilized for a timepiece, such as a watch, is disclosed. The band may have a plurality of joined links, and each link includes a cover member, an extension element, a first springbar, and a second springbar. The extension element defines a first c...	09/19/2006
7025494	Wrist-portable apparatus A wrist-portable apparatus has a case housing a rotational display member and an operational shaft for undergoing rotational movement and sliding movement relative to the case so that the operational shaft may be axially displaced between a pushed-in position, in wh...	04/11/2006
6902169	Sealed crown for watch casing The sealing device for a control member (17) is provided with a shaft (16) passing through a sealed casing and comprising a tube (1) driven into a bore (3) of the casing (4) . A shaft (16) of the control member (17) i...	06/07/2005
6773157	Setting assembly for an analog timepiece A time adjustment assembly for a timepiece comprises a fast hour wheel that is movable between a first position where it is not rotationally engageable with the hour wheel and a second position where it is rotationally engageable with the hour wheel; a corrector whe...	08/10/2004
6719455	Method for fixing a crown screwed on a watch case and watch case equipped with same The invention concerns a method for assembling a screwed crown on a watch case, characterized in that it includes the following steps: providing a crown with an inner threading the position of which is set with respect to the logo arranged on the front face o...	04/13/2004
6679624	Device for locking the winding button When using wristwatches for diving or action sports, it is desirable to be able to prevent the winding button from being pulled out inadvertently and the time unintentionally altered. To avoid this, the button (3) has the overall shape of an H and a lever...	01/20/2004
6453512	Control button Control button having a metal body (10) provided along its axis with a blind hole (16) closed by a cap (18) and extended by a wall (14) of revolution. The body (10) includes a groove (20) made in the outer surface of the wall (14) and channels (26) connec...	09/24/2002
6323783	Device with alternating status message display capability A device such as a watch, pager or combination pager/watch that can iteratively display status information messages for set predetermined periods of time at a predetermined location on the display. In normal operation, the device is displaying a variety o...	11/27/2001
6315443	Precious metal chronograph watch with a hollowed middle part-bezel The invention concerns a chronograph watch made of precious metal including a case (1), closed by a crystal (12) and a back cover (13) resting on a rigid middle part-bezel (20) having a recess (19) opening towards the center of the case and wherein are pr...	11/13/2001
6200019	Device for locking the rotatable bezel of watches, especially underwater watches, and for rendering the winding button watertight A device for locking the rotatable bezel of a watch and for rendering the winding button thereof watertight comprises a plastic washer connected to a flat surface of said button, coaxially thereto, so as to engage with circumferential knurling of the rota...	03/13/2001
6077584	Stabilized dye compositions for optical recording media A composition suitable for forming an optical information recording layer for carrying out recording and readout with laser beams, which comprises at least one cyanine dye, and at least one leuco compound of formulae (VII) or (VIII); and optionally, at le...	06/20/2000
5383166	Watertight control device for watches A watch control device comprises a crown with a central cavity surrounded by an annular cavity in the bottom of which is formed a groove. The lateral external face of the annular cavity has a thread adapted to be screwed onto a thread formed on the latera...	01/17/1995
5299179	Pushpiece for a diver's timepiece This pushpiece (1) for a timepiece includes a movable head (3) slidingly mounted on a tube (4), said head partially enveloping such tube. The head exhibits a central cylindrical core (5) which penetrates into the tube, at least one O ring seal (6) being l...	03/29/1994
4502791	Water-resistant device between an outside control member and a watch case This device comprises a groove (6) made in the internal wall of a through hole (2) of the case (1) giving passage to the stem (3) of the winding crown (4). A gasket (8) is placed in the groove (6). The internal diameter of the gasket (8) is less than the ...	03/05/1985
4271498	Watch A resilient member for connecting a crystal to a watch casing in which the crystal is used for generating acoustic signals. The member is of generally annular configuration with an inner portion rigidly connected to the circumference of the crystal, an ou...	06/02/1981
4165604	Solar battery timepiece A solar battery timepiece has a structure of a module, a base plate on the module, a solar battery cell on the base plate, an insulating flexible sheet provided with a print wiring and interposed between the base plate and the solar battery cell, and a di...	08/28/1979

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Class 368/288 - For crown or stem