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Patent No. 5277148

Wearable Pet Enclosure

An enclosure for small animals which is wearable on the front or back of an animate being.

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Class 338/138 - Element tapered


Subclass of Class 338 - Electrical resistors
Definition: Subject matter wherein a physical dimension or characteristic
No. of patents: 14
Last issue date: 05/06/2008


NumberTitleIssue Date
7369033Rotating type variable resistor
The rotating type variable resistor includes a housing; a rotating member disposed to be rotatable in the housing; a ring-shaped support member having a conductive pattern at one surface of the support member and disposed at any one side between the housing and the ...
05/06/2008
7002114Methods and apparatus for a variable resistor configured to compensate for non-linearities in a heating element circuit
An improved variable resistor at least partially compensates for non-linearities in an electrical circuit containing a heating element, for example, a thin-film heating element. A controllable heater includes a heating element, a voltage source (for example, a stand...
02/21/2006
6836207Strip conductor having an additional layer in a curved section
A strip conductor comprises a first layer with at least one curved section. At least one region of the curved section provided with an additional layer having a smaller resistivity than the first layer. The at least one region is constructed such that resistance on ...
12/28/2004
6580352Manual control apparatus and method
The invention relates to a manual control apparatus, such as a control pedal for a drive-by-wire control systems, and similar applications. According to an aspect of the invention, the manual control apparatus comprises a hysteresis mechanism that provide...
06/17/2003
4694272Electric potentiometer
An electric potentiometer including a wiper lever having brush wipers, which upon a rotational movement about a pivot shaft sweep over electrically conductive layers applied to a carrier plate. A resistor layer is joined at one end to a connection layer a...
09/15/1987
4283704Variable resistor
In a variable resistor of the type wherein there is formed on an insulating substrate a resistive member having wide portions and narrow portions in the sliding direction of a slide member and ends thereof wired respectively to a ground terminal and an in...
08/11/1981
4243969Layer resistor element
A layer resistor element for use in a variable resistor has two resistance layers disposed upon each other on an insulating substrate, the lower resistance layer being provided with two comb-like sets of separating slots extending from opposite sides to f...
01/06/1981
4237442Electrical resistance element for variable resistance devices
An electrical resistance element for use in variable resistance devices such as trimmers and potentiometers, having two or more resistance materials on a non-conducting base. The resistance materials are aligned along a path of travel of a movable wiper o...
12/02/1980
4220944Resistance transducer with a non-linear characteristic curve
A resistance transducer with a non-linear characteristic curve, which transmitter has a resistance track with a variable cross-section on an insulating carrier and a slider engaging on the resistance track. On the resistance track on the insulating carrie...
09/02/1980
4146853Variable attenuator
A main resistance element and an elongated conductor are arranged coaxially and a plurality of secondary resistance elements are arranged radially and connected between the main resistance element and the conductor. A slider is ohmically movable on the ma...
03/27/1979
4139831Control for electrical positioning drives
An apparatus for the control of variable speed electrical positioning drives, especially for sewing machine positioning drives, is disclosed in two exemplary embodiments. The apparatus provides a preset nominal value of speed and a range of adjustment for...
02/13/1979
4123741Resistance element for variable resistors
A resistance element for obtaining a continuous and linear output characteristic is obtained by the combination of a zig-zag resistance element and a resistance film of higher resistivity disposed thereover....
10/31/1978
4123742Variable resistor
A variable resistor has an insulating substrate plate, a resistance body formed on the substrate plate and a slider adapted to slide along the resistance body. The resistance body is formed in a winding pattern to provide a larger range of variation of re...
10/31/1978
3953820Variable resistor
A variable resistor provided with a mechanism which permits the tap resistance to be varied non-linearly; that is, the mechanism permits a contactor to be displaced at a varying rate in response to the operation of input means at a constant rate....
04/27/1976
 
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