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WO/2010/074529 |
According to a precise critical temperature indicator and a control method thereof of the present invention, the precise critical temperature indicator comprises as one body: a blocking boundary layer which is positioned between a spread...
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WO/2010/061134 |
The invention relates to a device capable of indicating that at least one temperature threshold has been reached and/or exceeded, characterized in that the device includes a substrate (1), at least one of the surfaces of which comprises ...
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WO/2010/006590 |
A temperature-measuring device comprises at least two solids with different coefficients of thermal expansion, wherein the solids have a fixed point and expand differently with respect to the fixed point in the event of a change in tempe...
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WO/2009/084954 |
The invention relates to a sensor for measuring an environmental effect, comprising a sensor material having an internal stress, which sensor material is designed to at least partially relax under the influence of the environmental effec...
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WO/2009/056475 |
The temperature monitoring device for high-voltage and medium-voltage components has a transducer (1), with which a mechanical signal that depends on the temperature of the component to be monitored can be generated. The mechanical signa...
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WO/2008/154763 |
An apparatus for determining and displaying or monitoring at least one operating
state, selected from the group of temperature, pressure or air humidity of a cooking
vessel comprises an adjusting element (3) for detecting the operating s...
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WO/2008/075197 |
A temperature sensor, capable of operating in electromagnetic and/or electric
environments such as electrical generators, motors and transformers and/or
in environments where vibratory conditions are frequent or continuous, contains
at l...
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WO/2008/072714 |
It is possible to provide a temperature sensor capable of reducing the sensor
size and weight and save power. The temperature sensor (210T) includes a plurality
of sets of bimetal cantilever sensors (211) having lever 212 stepwise differ...
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WO/2008/066462 |
A temperature recorder in the form of a tubular cover and with an inside piston,
in which an altered position of the piston is carried out by a mechanical movement
released from a bimetal washer, which, when making a sudden change, chang...
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WO/2008/035393 |
It is intended to provide a thermoelement in which the heat conductance of a wax
as an expanding matter is improved and a diaphragm is also improved and which has
a simple structure and a high durability and shows a good response. The he...
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WO/2008/023353 |
The invention relates to a device for measuring the temperature in a cooking pot
comprising a cover provided with an opening in which a casing is fixed. Said casing
comprises an upper element which is closed by a transparent plate and co...
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WO/2008/022140 |
The present disclosure relates to a method for monitoring item sourcing and handling
information. The present disclosure provides a device for tracking and tracing
a product or item's source and handling history. The present disclosure
m...
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WO/2008/017241 |
A disposable clinical thermometer, adopts a liquid discharging method to measure and
stabilize the measured temperature. A temperature sensing bulb (2) which is
a hollow cavity is set on one end of a pipe body (3), a simethicone temperat...
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WO/2007/104180 |
An over temperature alarming display apparatus. The apparatus includes a first sealed
transparent container which has a constant containment and a second sealed transparent
container which has a variable containment. The first and second...
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WO/2007/104596 |
The invention relates to a device for detecting when a maximum or minimum temperature
assigned to a temperature-sensitive object is exceeded or undershot in an impermissible
manner, wherein the device (1) which is to be fitted to the obj...
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WO/2007/094435 |
Provided is a temperature sensor capable of performing a highly reliable detection
of temperature fluctuations. The temperature sensor comprises a light source
unit for emitting a laser light, a separating unit for separating the laser l...
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WO/2007/068061 |
A freeze indicating device is disclosed. The device indicates that it has been
subjected to a freezing temperature and includes a vessel having an open end,
the vessel containing an amount of a liquid that expands at or near the freezing...
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WO/2006/061008 |
A capillary thermometer is disclosed, which comprises a transfer liquid for displacing a mark indicating a maximum or minimum temperature, and comprises a thermometric liquid in which the mark is situated, this transfer liquid being hydr...
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WO/2006/054347 |
[PROBLEMS] To provide a thermostat device which is easy to assemble and disassemble, light in weight, and cost-reducible. [MEANS FOR SOLVING PROBLEMS] A thermostat device comprises a thermoelement (2) for actuating a flange-like valve bo...
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WO/2006/024408 |
The invention relates to a device (1) for determining unfavourable heating and/or cooling of perishable products in a durable manner. Said device comprises a housing (2), at least one display means (3), in addition to at least one temper...
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WO/2006/024451 |
According to the invention, a silicon oil can be used in a thermostat, said silicon oil being added in small amounts to a stabiliser. The stabiliser is, for example, a pyrogenic titanium dioxide and binds potential reaction partners or r...
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WO/2005/098381 |
The invention relates to a device (1) for determining unfavourable heating and/or cooling of perishable products in a durable manner. Said device comprises a housing (2), display means (3), a temperature scale (4) in addition to temperat...
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WO/2004/094974 |
A pressure gauge (10) comprising a stem (12) having an inlet (14) at which pressure is sensed. A Bourdon tube (18) is coupled to the stem (12) and is displaceable in response to pressure changes at the inlet. A movement (22) comprising a...
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WO/2004/036165 |
A food thermometer (10) comprises a probe (18) for extending into meat or into other food while cooking. A thermometer needle (16) is carried in a housing (14) and attached to the probe (18). A temperature sensitive needle position contr...
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WO/2003/058185 |
A temperature sensor (10) having a capillary tube or stem (12) , sealed at both ends, with a thin bore (14) defined therein is applied to the measurement of temperatures having a range of about 100° to +400° Centigrade. A bub (16) comp...
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WO/2003/048708 |
A sensor (210) provides a persistent indication that it has been exposed to temperatures exceeding a critical temperature for a predetermined time period. An element (212) of the sensor made from shape memory alloy (SMA) changes shape wh...
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WO/2003/021749 |
In order to determine the temperature in the winding region of electric motors, especially linear motors, additional lines (30) consisting of a uniform, electroconductive material are integrated into the windings (20), preferably in sect...
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WO/2001/090654 |
The invention concerns an appliance (1) for heating a fluid, comprising a reservoir (5) temporarily coupled to a base (2), said reservoir (5) being designed to contain said fluid to be heated; means (10) for heating said reservoir (5); m...
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WO/2000/034752 |
According to the inventive thermometer which operates using a wetting fluid, the maximum function is obtained by means of a closing device provided, for example, in the form of a check valve which is inserted between a receptacle, said r...
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WO/1999/046569 |
The thermostat includes a variable-volume sealed chamber (15) that contains a working fluid with a high coefficient of thermal expansion, wherein said chamber is defined by expansible bellows means (4) communicating with a capillary tube...
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WO/1999/016644 |
The invention relates to a method for controlling a gas bag (18) in a motor vehicle accident protection device, whereby a gas generator (21,22) is activated by an ignition signal and inflates the gas bag. The invention is characterised i...
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WO/1998/033048 |
Accordingly, the present invention provides a thermometer comprising a capillary tube having a bore extending along the length of the tube, a bulb disposed at an end of the tube and in fluid communication with the said bore, and a thermo...
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WO/1998/031987 |
A sensor capable of measuring a number of physical parameters in a harsh environment includes a plurality of intrinsic fiber optic sensor elements formed within a core of an optical fiber, the optical fiber being disposed within a capill...
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WO/1997/000431 |
A temperature measuring instrument and method of temperature measurement based upon the use of highly oriented pyrolytic graphite as the active temperature sensitive material is used for measuring temperature changes over a wide range of...
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WO/1996/008701 |
An electromechanical transducer is described with a moveable, flexible element (1-10) and an amplifier stage (3-7), wherein the amplifier stage is integrated into said element. The transducer further comprises piezoelectric materials (8)...
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WO/1995/024614 |
An embedded optical sensor has a plurality of layers (10-20) and an optical fiber (21) with a fiber grating (28), disposed between the layers (14, 16). The layers (10-20) comprise filaments (22) and resin (24) which have different therma...
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WO/1995/002802 |
A sensor system (10) in an interferometric arrangement has a sensor arm (24) and a reference arm (28). The reference arm (28) is in a stable environment and the sensor arm (24) is arranged to be subject to variations in strain and/or tem...
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WO/1994/029675 |
The temperature sensor comprises essentially an optical fibre (7) connected to a light source (1) and to a reflectometer (3). The temperature measurement zones (Z1, Z2,...Zn) consist of shape memory alloy components (4) producing a stres...
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WO/1994/029674 |
Instead of the conventional coupling points, the optical fibre sensor (2) has shape memory alloy components (4) which, in one of their memorized shapes, create a stress in the optical fibre. This stress is easily located using an interfe...
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WO/1994/024532 |
A microwave temperature sensor used for measuring the temperature of a microwave-absorbing liquid has a layer of a light-absorbing but non microwave-absorbing liquid, a rising pipe in contact with the light-absorbing but non microwave-ab...
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WO/1994/017379 |
A shape-memory alloy element (1) has a geometrical configuration that evolves within a transition zone extending over a certain temperature range including the temperature threshold to be detected. An indicating and retaining means (2) i...
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WO/1994/004895 |
The invention concerns a clinical thermometer which registers the maximum temperatur reached and which uses as the thermometric fluid (14) a Ga-alloy eutectic mixture which is non-toxic and adheres strongly to the walls of the thermomete...
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WO/1992/021011 |
An apparatus and method for determining the temperature of an object (10), such as a semiconductor wafer (10), by measuring the physical change in a dimension of the object (10) is disclosed. This physical change is then correlated to th...
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WO/1991/017558 |
A thermally-responsive differential expansion device is similar to a bimetallic device but has its plural layers formed of synthetic plastics materials having lower thermal conductivity whereby the device can sustain a greater temperatur...
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WO/1991/005999 |
For assessing a particular property of a medium (13) a sensor (18) is provided which is sensitive to the property and which is thermally activated when in contact with the property containing medium. The sensor (18) is externally mounted...
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WO/1991/005230 |
An optical fibre cable has an optical fibre with a core and cladding embraced by a cover of polymer material. In a temperature detection range (T1-T2) the polymer material has a negative coefficient of heat expansion (alpha0), the absolu...
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WO/1990/004156 |
The device comprises a synthetic material casing (2) containing a drive element (7) made of at least one shape memory alloy to which is associated a motion transmission element comprised of a piston (9) and a rod (10) and which acts on a...
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WO/1989/007248 |
A sensing system including a sensing device (1) with cooperating electrical components (40, 41) which move relative to each other in response to a sensed environmental parameter to yield a reactance signal, which is transmitted to a remo...
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WO/1989/002586 |
This invention relates to a temperature measuring apparatus which utilizes photoelasticity of a transparent material. The present invention uses, as a temperature-sensitive element, a temperature-stress convertor comprising a photoelasti...
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WO/1989/002064 |
A fiber optic thermal switch is described comprising a first fixed fiber optic element (S) for transmitting light from a source of light, a second fixed fiber optic element (D) for transmitting light emitted from the first fiber optic el...
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