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7229209 |
Pendulum box for clock
A pendulum box for a clock pendulum box includes a tumbler seat, a pendulum mover pivotally mounted on the tumbler seat, and a pendulum rod mounted on the pendulum mover and having a portion...
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7153022 |
Solar powered rainbow maker
A crystal display device is disclosed wherein a vertically arranged photovoltaic cell, main device housing—encasing an electric motor and transmission—, and a refractory crystal suspended below...
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6250798 |
Solar crystal motion device
This device projects slow moving light beams on the shadowed regions of a windowed room when the sun shines through the window. It includes a crystal-set (9) directly suspended from the bottom of a...
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6036358 |
System and method for diagnosing mechanical clocks
A system and method are provided for calculating the period of a mechanical clock while minimizing the effects of extraneous noise. The method of the invention senses three sounds from the clock...
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5822277 |
Long period pendulum apparatus
A pendulum stem (16) not more than 4 inches in length has one end portion swingably connected to a pivot arrangement (18) and a concentrated mass (22) slidably located on the other end portion....
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5717660 |
Rotary decoration driving device
A rotary decoration driving device comprises a case, a first rotary shaft having a first end portion rotatably supported by the case and a second end portion supporting a first decoration for...
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5586088 |
Metronome mechanism
A metronome mechanism comprises a bearing frame with a web and two limbs protruding from the web, a winding stem carrying a spring housing, a ratchet wheel stem carrying a ratchet wheel and bearing...
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5446704 |
Structure of clock
A structure of clock comprises a main body having a clock mechanism on upper portion, a battery and circuit chamber on medial portion, a pendulum chamber on lower portion and an oscilatory control...
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5442601 |
Structure of a ultrathin clock
A structure of an ultrathin clock comprises generally a roughly rectangular housing having partitioned into a first chamber on upper portion for disposing a clockwork mechanism and a dial, a second...
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5425005 |
Drive unit for a rotary decoration
A drive unit for a rotary decoration has a transmission gear train configured to include a damper such as a coil spring and is capable of imparting a visually elegant swing motion to the rotary...
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5268881 |
Compensator for a mechanical pendulum clock
A compensator for a mechanical pendulum clock has on the rear side of a pendulum bob a center of gravity adjusting device, which is actuated by an electric motor. An electronic controller, which is...
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5163535 |
Timing mechanism
In a governor of the type which is used for regulating the angular velocity of a toothed gear wheel which is biased to rotate, the improvement which comprises an inertial mass affixed to one end of...
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5159583 |
Decorative clock device
A combined clock and decorative liquid display wherein an oscillating pendulum of an electronic clock causes a float suspended in a body of liquid to move back and forth due to magnetic induction...
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5140565 |
Cycloidal pendulum
An isochronous pendulum for clocks. The oscillation of the pendulum causes a small compensating mass attached to the pendulum's primary mass to move in such a manner that the center of mass of the...
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5007036 |
Case clock with illuminated pendulum
A light source is associated with the oscillating pendulum of a case clock to be energized during operation of the pendulum to achieve a striking ornamental effect as the light source moves with...
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4939709 |
Electronic visual display system for simulating the motion of a clock pendulum
A visual device for simulating the motion of a clock pendulum consisting of a series of light emitting diodes having the property of emitting two distinct colors and electronic logic arranged to...
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4832156 |
Spring motor
A braking device is provided to reduce the speed at which a shiftable spring motor runs down. The braking device includes a pallet which is mounted so that it can oscillate, the pallet having a...
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4829495 |
Pendulum device for clocks
A pendulum rod is mounted so as to be able to swing within a desired or a normal swing angle. The means mounting the pendulum rod include means for restricting movement of the pendulum rod along...
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4712925 |
Pendulum type decorative and time indicating device
A clock is provided with at least partially upwardly disposed time indicia and a pendulum is arranged to oscillate above the correct indicia to indicate current time. The clock may take any one of...
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4624580 |
Twisting pendulum operating apparatus
A twisting pendulum operating apparatus which includes a suspension wire for suspending a pendulum from a support, a rotary shaft which is engageable by gears of a clock for rotating the shaft...
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4525078 |
Electromagnetically-induced rocking clock
An electromagnetically-induced rocking clock includes an adjustable combination rod fixed with a permanent magnet, two abrasion-resistant sockets formed on the combination rod and two supporting...
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4449831 |
Pendulum arrangement for clock movement
A pendulum arrangement for a clock movement in which such arrangement has a pendulum arm being mounted to swing freely at a pendulum arm supporting means which is installed on a clock movement...
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4378166 |
Pendulum arrangement of pendulum clock
In a pendulum arrangement of a pendulum clock having a pendulum arm hanging a pendulum disc on one end and being pivotally and swingingly supported at a supporting portion of a base plate, an...
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RE31073 |
Electromechanical clock
A timepiece with an electrodynamically controlled clockwork has a torsion ndulum intermittently coupled through a gear train with the clockwork for the maintenance of its oscillations. The gear...
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4241437 |
Simulated pendulum clock
A simulated pendulum clock has a pendulum which rocks to and fro for decorative purposes only thereby simulating a pendulum clock of the type having a rocking pendulum for timekeeping purposes. A...
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4228533 |
Autonomous pendulum mechanism for clockworks
An autonomously operating pendulum mechanism, adapted to be attached as a unit to a clockwork, comprises a supporting plate adapted to be attached to a clockwork casing in overlying spaced...
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4139981 |
Escapement mechanism for pendulum clocks
A pendulum clock mechanism may have an escapement coupled to a conventional pendulum bob by means of an anchor arbor which is frictionally or slip coupled to an anchor having at least a pair of...
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3871167 |
Turbine clocks
A pendulum clock powered by a slow turning water turbine is disclosed, the clock comprising of a source of liquid (or any other agent, such as sand, air, or a subminiature electric motor that can...
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3845617 |
PENDULUM CLOCK
A pendulum clock of the weighted rope end-type, constructed so as to be fitted with a commerically mass-produced clockwork, and which will run dependably and in a frictionless manner upon the...
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3747332 |
ELECTRIC PENDULUM CLOCK AND PARTS THEREFOR OR THE LIKE
An electric clock having an electrically operated clock mechanism driving a drive means operatively interconnected to a pivotally mounted pendulum whereby the drive means is adapted to cause...
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3464199 |
HANDLESS PENDULUM DRIVEN CLOCK
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3434279 |
PENDULUM HANGER
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3411288 |
Self-aligning pendulum mount
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3395533 |
Pendulum clock mechanism
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3290874 |
Gravity pendulum clock escapement
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3171244 |
Escapement movement for pendulum clocks
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2949728 |
Clock
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2847818 |
Electromagnetically operated clocks
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2820338 |
Constant periodic motion device
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2796728 |
Precision chronometer
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