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Patent No. 5265827

Paddle Wheel Plane

An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.

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Class 337/398 - Housing, casing or support means


Subclass of Class 337 - Electricity: electrothermally or thermally actuated switches
Definition: Subject matter wherein the claimed structure includes significant
No. of patents: 15
Last issue date: 10/10/2006


NumberTitleIssue Date
7119654Temperature sensor
A temperature sensor for radiant heating units with a heating coil disposed in a cup includes a tube with a first end connected to a housing of a switch with a movable contact cooperating with stationery contacts in the housing. A two-section rod, which extends into...
10/10/2006
6781504Thermal switch adapter
A thermal switch apparatus having an adapter mount that snaps to a modular thermal switch by hand or with the use of a simple tool. The thermal switch apparatus of the invention is embodied as a thermal switch apparatus including an adapter having a mounting apparat...
08/24/2004
6597275Intrusion barrier for thermostat
A plug or grommet fits into the opening in the back plate of a thermostat and blocks or diverts intrusion air from entering the interior of the thermostat housing from the wall penetration for the thermostat wires. The thermostat wires are fed through the...
07/22/2003
6509823Electrical functional unit, in particular a circuit-breaker, for use in aviation
An electrical functional device for use in the field of aviation, for example, a safety switch, is described. The functional device has a housing out of which a cylindrical fixing neck projects. The fixing neck contains, on an outer circumference thereof,...
01/21/2003
6304165Switching device for an electric heating device
According to the invention a switching device (11) for an electric heating device is provided with a rod-shaped temperature sensor (15) formed by a ceramic rod (17) and an extension tube (16). The temperature sensor (16) operates a snap-action switch (22)...
10/16/2001
6239686Temperature responsive switch with shape memory actuator
A temperature actuated switch having a resilient switch blade that is movable between open and closed positions and extends perpendicular to an elongated actuator of shape memory alloy. The actuator has an elongated deformed shape at normal temperatures a...
05/29/2001
6097275Motor starting and protecting apparatus
A motor starting device (1) has a thermostatic element (14) of a first switch circuit (11), a first resistive heater (13) serially connected to the first switch circuit, a thermostatic element (22) of a second switch circuit (21) and a second resistive he...
08/01/2000
6032867Flat plate thermostat and wall mounting method
The present invention provides preferably one or optionally two printed circuit boards that project from supports on a single cover plate into the wall opening formed preferably for a standard 3.5 inch by 2 1/16 inch junction or outlet box. Screw holes ar...
03/07/2000
6020807Sealed case hold open thermostat
A thermostat includes a case, including an exterior, that is made of conductive material. A cover plate is made of a conductive material. The cover plate is connected to the case to define a sealed interior. The cover plate has a contact projecting into t...
02/01/2000
5485954Reduced profile thermostat
A thermostat that includes a subbase having a back surface designed to be mounted conformal with a surface and an inner surface that has a portion of selected electrical components mounted thereon, including a first electrical communication device. The su...
01/23/1996
5394134Electric switchgear
An electric switchgear having at least one switching element that is a semiconductor with a temperature-dependent resistance, which includes a housing joined together from a metal cap and a closing element made of plastic. Contact tabs of the switching el...
02/28/1995
5321381Base for an electromechanical functional unit
A base (1) provided with movable and mechanically loaded operational parts has a planar, plate-like base body (3), to which are fixed support bodies (5 to 9) located on an assembly side (4) with plate-like connecting parts (17, 18) exclusively by means of...
06/14/1994
4837547Thermal cutoff assembly
A thermal cutoff is mounted adjacent a bleed opening in a hot air duct. Hot air flowing through the bleed opening mixes with ambient air before contacting the thermal cutoff. If a predetermined air temperature is exceeded, the thermal cutoff operates, and...
06/06/1989
4136324Expansion box temperature regulator for electric appliances
An expansion box heat regulator for an electric cooker, using a switch housing containing both a control circuit snap switch and a mains switch in respective recesses in the housing, and permitting the switch terminals to be mounted on the housing to exte...
01/23/1979
4112407Fire sensing device
A fire sensing device for actuating associated fire alarm system having a heat receiving plate member of improved heat receiving efficiency for rapidly transmitting any abnormal heat received from environmental atmosphere to a heat-responsive switching me...
09/05/1978
 
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