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| Number | Title | Issue Date |
| 7299730 | Saw calibration wheel A calibration disk for use primarily with table saws. In an embodiment, the disk is installed on depth control axle and spaces away from the saw cabinet with a spacing collar. A friction collar provides a frictional engagement between the disk and the axle that may ... | 11/27/2007 |
| 7078636 | Safety switch for a portable stove The present invention discloses a safety switch for a portable stove, which controls the startup of an ignitor as well as an adjusting rod to adjust the flame. By latching an end of a push button into a limit groove disposed above an installing hole, the invention a... | 07/18/2006 |
| 5464953 | Timing apparatus for a pizza oven switch A timing apparatus including a timer, a solenoid, a toggle switch, and an adapter plate for mounting to the valve control knob of a pizza oven, the adapter plate being provided with a detent at a given point on the periphery thereof. The knob is spring bi... | 11/07/1995 |
| 4626635 | Latching push button switch A push button member (10) is mounted to be moved longitudinally between a first position (FIG. 1A) and a second position (FIG. 1B). The push button member includes a cam surface (16) for selectively camming an electrical contact engaging surface (18) and ... | 12/02/1986 |
| 4577179 | Programmer/timer for appliances A programmer timer (10) having motor driven cams (61, 64, 62, 66) for operating electrical switching mechanisms (102, 116, 144, 138, 126). The motor comprises a pair of spaced stator plates (24, 26) with a coil (34) and permanent magnet rotor (36) therebe... | 03/18/1986 |
| 4543493 | Electric control circuit Apparatus for switching alternating current from a power source to a load for substantially all of one selected half-cycle, but not before at least one full cycle after the apparatus receives an operator command to switch the current, includes a mechanica... | 09/24/1985 |
| 4464548 | Automatic kiln control An automatically controlled electric circuit interrupting device for controlling electric power supplied to the heating elements of kiln furnaces responsive to parallel input stimuli.... | 08/07/1984 |
| 4415785 | Timer switch A timer switch comprises a cam member of a generally disc shape having a cam surface at its periphery. The cam surface is stepped to provide a depressed portion and a shoulder portion adjacent thereto. The cam surface has a notch formed in the shoulder po... | 11/15/1983 |
| 4355217 | Switch inhibitor for timers An electromechanical timer arrangement includes a rotatable cam having a cam surface for actuating an associated switch. An inhibit member is movable between an active position and an idle position. In its active position, the member engages the switch an... | 10/19/1982 |
| 4311886 | Timing apparatus for lamps and appliances Timing apparatus for controlling the ON-OFF operation of a lamp or appliance. The timing apparatus is plugged into an electric wall receptacle to energize an internal synchronous motor that turns a time dial with setting pins thereon. The pins control the... | 01/19/1982 |
| 4242547 | Periodical switching device capable of adjusting the operation time A periodical switching device has adjustable periodic ON durations and has rapid on, off transitions. A swinging member rides on a rotating cam. An operation member controlled by the cam and by the swinging member turns a switch on when the cam moves the ... | 12/30/1980 |
| 4203014 | Adjustable interval cycle timer A stop start fixed cycle sequence timer is started at variable intervals by an adjustable automatic reset timer. This reset timer includes a clutch and resets when the clutch is disengaged. The cycling timer includes a clutch cam and cam follower which di... | 05/13/1980 |
| 4181829 | Time delay switch actuating mechanism A time delay type of switch actuating mechanism is shown that can be assembled for either an "on delay" or "off delay" operation. A pair of contact carriers are mounted for linear motion, and a pivoted rocker member is joined between them for coordinating... | 01/01/1980 |
| 4164635 | Wall switch timer The timer is adapted to be attached to a toggle light switch and comprises a body having a trip slide mounted in the body, with the slide having means for receiving and engaging the switch handle for tripping same to operate the lights. Spring means is pr... | 08/14/1979 |
| 4100381 | Electrical switch construction and method of making the same An electrical switch construction having an electrical switch provided with different operating conditions, the construction having a timer moved actuator operatively associated with the switch for causing the switch to be repetitively in one condition th... | 07/11/1978 |
| 4021626 | Mechanical light switch timer A switch articulating device in combination with a modified conventional timer, the device including a bistable auxiliary switch lever connected to a switch engaging shuttle bracket, the switch lever and the bracket being retained in a housing adapted for... | 05/03/1977 |
| 4001529 | Percentage timer The follower tip of the switch operating bell-crank lever can ride on the large diameter of the axially movable, rotatably driven cam or on axial movement of the cam can drop onto the smaller diameter of the cam to close one switch and, upon further axial... | 01/04/1977 |
| 3965312 | Percentage timer A continuous repeat cycle timer in which the on period is externally adjustable. The beginning of the on period is fixed, being started by a cam follower dropping into a notch in the periphery of a cam. The end of the on period is determined by axial move... | 06/22/1976 |
| 3950624 | Automatic reset timer with latch controlled cam operator A multiple switch automatic reset timer in which the switches are located in the back of the timer and have operators angularly spaced about a main bearing axis. A clutch operator is also angularly spaced from the switch operators. A spring return timing ... | 04/13/1976 |
