Alarm wristwatch

Claim 2

An alarm wristwatch comprising, in combination, a watch case, a watch movement of the type comprising a spring motor and a mechanical escapement mechanism, said movement being located in said watch case and including a member driven at a predetermined rate and an adjustable member, an electrical alarm device comprising a switching device and further circuit means, each of them being electrically connected to the other ones, said switching device comprising a switch with a pair of contact elements, one of said contact elements being carried by said driven member of the watch movement and the other contact element being carried by said adjustable member, said watch case having a bottom constituting a supporting member arranged for receiving said watch movement and holding it firmly within said watch case, said supporting member carrying said further circuit means of the electrical alarm device, said alarm device further comprising a buzzer enclosed in a watertight housing, the watch case bottom having an outer surface and being provided in said outer surface with a fully blind hole having no opening but that in the bottom outer surface, said housing of the buzzer being located in said blind hole and secured therewithin.

Claim 3

An alarm wristwatch comprising, in combination, a watch case, a watch movement of the type comprising a spring motor and a mechanical escapement mechanism, said movement being located in said watch case and including a member driven at a predetermined rate and an adjustable member, an electrical alarm device comprising a switching device and further circuit means, each of them being electrically connected to the other ones, said switching device comprising a switch with a pair of contact elements, one of said contact elements being carried by said driven member of the watch movement and the other contact element being carried by said adjustable member, and a supporting member arranged for receiving said watch movement and holding it firmly within said watch case, said supporting member carrying said further circuit means of the electrical alarm device, wherein said supporting member is provided with a first recess arranged for receiving an electrical battery constituting the source of electrical energy of said alarm device, with a second recess arranged for receiving a manually operable switch which can be controlled from outside said watch case, and with a third recess arranged for receiving a buzzer forming part of said alarm device and being fed by said battery when said manually operable switch as well as the switch of said switching device both are closed.

Claim 4

An alarm wristwatch comprising, in combination, a watch case, a watch movement of the type comprising a spring motor and a mechanical escapement mechanism, said movement being located in said watch case and including a member driven at a predetermined rate and an adjustable member, an electrical alarm device comprising a switching device and further circuit means, each of them being electrically connected to the other ones, said switching device comprising a switch with a pair of contact elements, one of said contact elements being carried by said driven member of the watch movement and the other contact element being carried by said adjustable member, and a supporting member arranged for receiving said watch movement and holding it firmly within said watch case, said supporting member carrying said further circuit means of the electrical alarm device, wherein said supporting member is provided with a first recess arranged for receiving an electrical battery constituting the source of electrical energy of said alarm device, with a second recess arranged for receiving a manually operable switch which can be controlled from outside said watch case, and with a third recess arranged for receiving a buzzer forming part of said alarm device and being fed by said battery when said manually operable switch as well as the switch of said switching device both are closed.

Claim 5

The alarm wristwatch of claim 2, in which said buzzer comprises a resilient member that upon energization of the buzzer oscillates at a natUral frequency ranging within the audible spectrum, said resilient member mechanically transmitting its oscillation to a membrane producing the audible sounds.

Claim 6

The alarm wristwatch of claim 3, further comprising a supporting piece forming part of said watch case and being provided with an opening, said membrane being carried by said supporting piece and extending across said opening thereof while tightly closing said opening.

Claim 7

An alarm wristwatch comprising, in combination, a watch case, a watch movement of the type comprising a spring motor and a mechanical escapement mechanism, said movement being located in said watch case and including a member driven at a predetermined rate and an adjustable member, an electrical alarm device comprising a switching device and further circuit means, each of them being electrically connected to the other ones, said switching device comprising a switch with a pair of contact elements, one of said contact elements being carried by said driven member of the watch movement and the other contact element being carried by said adjustable member, said watch case having a bottom constituting a supporting member arranged for receiving said watch movement and holding it firmly within said watch case, said supporting member carrying said further circuit means of the electrical alarm device, said alarm device further comprising setting and adjusting means carried by said watch case bottom.

Claim 8

An alarm wristwatch comprising, in combination, a watch case, a watch movement of the type comprising a spring motor and a mechanical escapement mechanism, said movement being located in said watch case and including a member driven at a predetermined rate and an adjustable member, an electrical alarm device comprising a switching device and further circuit means, each of them being electrically connected to the other ones, said switching device comprising a switch with a pair of contact elements, one of said contact elements being carried by said driven member of the watch movement and the other contact element being carried by said adjustable member, said watch case having a bottom constituting a supporting member arranged for receiving said watch movement and holding it firmly within said watch case, said supporting member carrying said further circuit means of the electrical alarm device, said alarm device further comprising setting and adjusting means carried by said watch case bottom.

Claim 9

The alarm wristwatch of claim 5, in which said setting and adjusting means comprise a setting stem and a setting mechanism controlled by said stem, said setting stem being pivotally mounted in the watch case bottom and said setting mechanism being mounted in said bottom from the inner surface thereof.

Claim 10

The alarm wristwatch of claim 6, in which said setting and adjusting means of the alarm device further comprise an electronic interrupter controlled by a multivibrator for periodically interrupting the sounds produced by the alarm device, said interrupter being also mounted in the watch case bottom from the inner surface thereof.

Claim 11

The alarm wristwatch of claim 6, in which said alarm device comprises a manually operable switch for stopping the alarm at will, said setting stem being shiftably mounted in the watch case bottom and arranged for controlling said manually operable switch.

Claim 12

An alarm wristwatch comprising, in combination, a watch case, a watch movement of the type comprising a spring motor and a mechanical escapement mechanism, said movement being located in said watch case and including a member driven at a predetermined rate and an adjustable member, an electrical alarm device comprising a switching device and further circuit means, each of them being electrically connected to the other ones, said switching device comprising a switch with a pair of contact elements, one of said contact elements being carried by said driven member of the watch movement and the other contact element being carried by said adjustable member, a supporting member arranged for receiving said watch movement and holding it firmly within said watch case, said supporting member carrying said further circuit means of the electrical alarm device, and said alarm device further comprising setting and adjusting means carried by said supporting member.

Claim 13

An alarm wristwatch comprising, in combination, a watch case, a watch movement of the type comprising a spring motor and a mechanical escapement mechanism, said movement being located in said watch case and including a member driven at a predetermined rate and an adjustable member, an electrical alarm device comprising a switching device and further circuit means, each of them being electrically connected to the other ones, said switching device comprising a switch with a pair of contact elements, one of said contact elements being carried by said driven member of the watch movement and the other contact element being carried by said adjustable member, a supporting member arranged for receiving said watch movement and holding it firmly within said watch case, said supporting member carrying said further circuit means of the electrical alarm device, and said alarm device further comprising setting and adjusting means carried by said supporting member.

Claim 14

The alarm wristwatch of claim 9, in which said setting and adjusting means comprise an electronic interrupter controlled by a multivibrator and mounted in series with said switch of the switching device and said manually operable switch.

Claim 15

The alarm wristwatch of claim 9, further comprising an alarm hand, an alarm hand setting wheel and means for actuating said alarm hand setting wheel from outside said watch case, said alarm hand setting wheel forming part of said setting and adjusting means.

Claim 16

The alarm wristwatch of claim 11, in which said means for actuating said alarm hand setting wheel comprise a setting stem pivotally mounted in said supporting member.

Claim 17

The alarm wristwatch of claim 12, in which said further circuit means comprise a manually operable switch, said setting stem being shiftable mounted in said supporting member and controlling said manually operable switch.

Claim 18

The alarm wristwatch of claim 13, in which said setting stem has an outermost control position in which it is operatively connected to said alarm hand setting wheel, an innermost control position in which it opens said manually operable switch, and an intermediate position in which it is unclutched from said alarm hand setting wheel and it leaves said manually operable switch closed.

Claim 19

The alarm wristwatch of claim 14, further comprising a metallic dial and a resilient arm carried by said supporting member, said resilient arm carrying camming means, one contact of said manually operable switch and an electrical conductor connecting said contact to the other elements of said further circuit means, said dial constituting the other contact of said manually operable switch and electrically connecting one contact element of said switch of the switching device to said further circuit means, said setting stem cooperating with said camming means for opening said manually operable switch.