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US 12,098,961 B2Granted
Non-contact infrared thermometer
AssigneeTecnimed S.R.L.
InventorFrancesco Bellifemine
Life of this patent
Estimating the term…
Abstract
The present invention relates to an infrared thermometer (1) able to project the detected temperature directly on the surface (6a) of the body (2) to be measured. The determination of the ideal distance of the thermometer from the body, necessary for the correct detection of the temperature thereof, being visually identifiable by means of the relative position of luminous shapes (8a, 8b) projected on the body to be measured (6).
Claims30
An infrared thermometer comprising:
- a casing having a control portion, a grip portion and a pointing and detection portion;
- a pointing device arranged in the pointing and detection portion of the casing, the pointing device including:
- a first and a second light emitter of at least a first and a second light beam towards a destination surface of the body to be measured,
- at least one shutter element positioned relative to the emitter so as to be impacted by the first light beam emitted by the first light emitter, wherein the shutter element comprises at least one plate presenting at least one through opening having a shape configured for forming a first luminous shape on said destination surface,
- a display positioned relative to the emitter so as to be impacted by the second light beam emitted by the emitter, wherein the display is configured to confer to the second light beam a second luminous shape of a variable form,
- an optical mechanism configured to cause a displacement of one of said first and second luminous shapes with respect to the other, as a result of a thermometer displacement relative to said destination surface, between a series of search positions relating to unsuitable distances of the infrared thermometer from said detection surface for the correct detection of the temperature of the body to be measured by the infrared thermometer and at least one detection position indicative of an ideal distance of the infrared thermometer from said detection surface for the detection of the temperature of the body to be measured by the infrared thermometer;
- an infrared temperature detector at the pointing and detection portion of the casing, the infrared temperature detector being configured to detect the temperature of said destination surface at least when the first and second luminous shapes are in the detection position;
- a programmable electronic unit arranged inside the casing and connected to at least the infrared temperature detector and to the pointing device, the programmable electronic unit being programmed to:
- calculate a real temperature of the body when the first and second luminous shapes defined on said destination surface are in the search position corresponding to the detection position of the infrared thermometer, wherein the calculation of the real temperature of the body is made on the basis of at least the temperature detected at the destination surface, and an ambient temperature;
- control the display to form of the second luminous shape corresponding to the temperature of the body calculated by the programmable electronic unit, when the infrared thermometer is in the detection position,-
- wherein the infrared thermometer further comprises an auxiliary optical sensor at least partially housed within the casing and configured to take an image of the body to be measured, the programmable electronic unit being connected to said auxiliary optical sensor and configured to receive and store in the memory unit the image captured by the camera.
8 more elements
An infrared thermometer comprising:
- a casing having a control portion, a grip portion and a pointing and detection portion;
- a pointing device arranged in the pointing and detection portion of the casing, the pointing device including:
- a first and a second light emitter of at least a first and a second light beam towards a destination surface of the body to be measured,
- at least one shutter element positioned relative to the emitter so as to be impacted by the first light beam emitted by the first light emitter, wherein the shutter element comprises at least one plate presenting at least one through opening having a shape configured for forming a first luminous shape on said destination surface,
- a display positioned relative to the emitter so as to be impacted by the second light beam emitted by the emitter, wherein the display is configured to confer to the second light beam a second luminous shape of a variable form,
- an optical mechanism configured to cause a displacement of one of said first and second luminous shapes with respect to the other, as a result of a thermometer displacement relative to said destination surface, between a series of search positions relating to unsuitable distances of the infrared thermometer from said detection surface for the correct detection of the temperature of the body to be measured by the infrared thermometer and at least one detection position indicative of an ideal distance of the infrared thermometer from said detection surface for the detection of the temperature of the body to be measured by the infrared thermometer;
- an infrared temperature detector at the pointing and detection portion of the casing, the infrared temperature detector being configured to detect the temperature of said destination surface at least when the first and second luminous shapes are in the detection position;
- a programmable electronic unit arranged inside the casing and connected to at least the infrared temperature detector and to the pointing device, the programmable electronic unit being programmed to:
- calculate a real temperature of the body when the first and second luminous shapes defined on said destination surface are in the search position corresponding to the detection position of the infrared thermometer, wherein the calculation of the real temperature of the body is made on the basis of the temperature detected at the destination surface, of an ambient temperature and of predetermined coefficients relating to a type of destination surface to be measured;
- control the display to form of the second luminous shape corresponding to the temperature of the body calculated by the programmable electronic unit, when the infrared thermometer is in the detection position;
- an optical reader at least partially housed within the casing at the gripping portion, said optical reader being directly connected to the programmable electronic unit and configured to read a code by proximity.
8 more elements
An infrared thermometer comprising:
- a casing having a control portion, a grip portion and a pointing and detection portion;
- a pointing device arranged in the pointing and detection portion of the casing, the pointing device emitting a frequency signal directed towards a destination surface of the body to be measured to determine a detection position of the infrared thermometer for a correct temperature measurement,
- an infrared temperature detector at the pointing and detection portion of the casing, the infrared temperature detector being configured to detect the temperature of said destination surface at least the infrared thermometer is in the detection position;
- an optical reader at least partially housed within the casing at the gripping portion and configured to read a code by proximity,
- a programmable electronic unit arranged inside the casing and connected to at least the infrared temperature detector, to the pointing device and to said optical reader, wherein the programmable electronic unit is programmed to:
- determine the detection position of the infrared thermometer between the pointing device and the destination surface by means of the optical or the frequency signal generated by the emitter,
- determine a real temperature of the body when the measuring distance corresponds to the detection position, wherein the calculation of the real temperature of the body is made on the basis of the temperature detected at the destination surface, and of a correction factor.
4 more elements
An infrared thermometer comprising:
- a casing having a control portion, a grip portion and a pointing and detection portion;
- a pointing device arranged in the pointing and detection portion of the casing, the pointing device including:
- a first light emitter of at least a first light beam towards a destination surface of the body to be measured,
- a secondary light emitter of at least a secondary light beam towards a destination surface of the body to be measured,
- at least one shutter element positioned relative to the emitter so as to be impacted by the first light beam, wherein the shutter element comprises at least one plate presenting at least one through opening having a shape configured for forming a first luminous shape on said destination surface,
- at least one auxiliary shutter element positioned relative to the emitter so as to be impacted by the secondary light beam, wherein the auxiliary shutter element comprises at least one plate presenting at least one through opening having a shape configured for forming a secondary luminous shape on said destination surface,
- an optical mechanism configured to cause a displacement of one of said first and secondary luminous shapes with respect to the other, as a result of a thermometer displacement relative to said destination surface, between a series of search positions relating to unsuitable distances of the infrared thermometer from said detection surface for the correct detection of the temperature of the body to be measured by the infrared thermometer and at least one detection position indicative of an ideal distance of the infrared thermometer from said detection surface for the detection of the temperature of the body to be measured by the infrared thermometer;
- an infrared temperature detector at the pointing and detection portion of the casing, the infrared temperature detector being configured to detect the temperature of said destination surface at least when the first and second luminous shapes are in the detection position;
- a programmable electronic unit arranged inside the casing and connected to at least the infrared temperature detector and to the pointing device, the programmable electronic unit being programmed to calculate a real temperature of the body when the first and second luminous shapes defined on said destination surface are in the search position corresponding to the detection position of the infrared thermometer, wherein the calculation of the real temperature of the body is made on the basis of at least the temperature detected at the destination surface, and a correction factor,
- wherein the infrared thermometer comprises:
- at least one handle device removably engaged to the casing and including a housing having an elongated conformation extending between a lower end portion and an upper end portion, wherein the handle device comprises at least one constrain portion defined at the upper end portion of the housing of the handle device, said constraining portion having at least one protuberance configured to engage the casing to the handle device;
- at least partially housed within the housing of the handle device at the lower end portion, said optical reader being connected to the programmable electronic unit and configured to:
- allow reading an identification code representative of a patient or an animal whose temperature is measured by the infrared thermometer,
- send the identification code to the programmable electronic unit,
- wherein the identification code is unique and allows identifying the patient or the animal.
12 more elements
An infrared thermometer comprising:
- a casing having a control portion, a grip portion and a pointing and detection portion;
- a pointing device arranged in the pointing and detection portion of the casing, the pointing device including:
- a first and a second light emitter of at least a first and a second light beam towards a destination surface of the body to be measured,
- at least one shutter element positioned relative to the emitter so as to be impacted by the first light beam emitted by the first light emitter, wherein the shutter element comprises at least one plate presenting at least one through opening having a shape configured for forming a first luminous shape on said destination surface,
- a display positioned relative to the emitter so as to be impacted by the second light beam emitted by the emitter, wherein the display is configured to confer to the second light beam a second luminous shape of a variable form,
- an optical mechanism configured to cause a displacement of one of said first and second luminous shapes with respect to the other, as a result of a thermometer displacement relative to said destination surface, between a series of search positions relating to unsuitable distances of the infrared thermometer from said detection surface for the correct detection of the temperature of the body to be measured by the infrared thermometer and at least one detection position indicative of an ideal distance of the infrared thermometer from said detection surface for the detection of the temperature of the body to be measured by the infrared thermometer;
- an infrared temperature detector at the pointing and detection portion of the casing, the infrared temperature detector being configured to detect the temperature of said destination surface at least when the first and second luminous shapes are in the detection position;
- a programmable electronic unit arranged inside the casing and connected to at least the infrared temperature detector and to the pointing device, the programmable electronic unit being programmed to:
- calculate a real temperature of the body when the first and second luminous shapes defined on said destination surface are in the search position corresponding to the detection position of the infrared thermometer, wherein the calculation of the real temperature of the body is made on the basis of at least the temperature detected at the destination surface, and an ambient temperature;
- control the display to form of the second luminous shape corresponding to the temperature of the body calculated by the programmable electronic unit, when the infrared thermometer is in the detection position, wherein the infrared thermometer further comprises at least one memory unit configured to store data
- calculated and/or measured by the programmable electronic unit, wherein the memory unit is selectively removable from the casing and configurable between:
- a first operative condition wherein the memory unit is housed within the casing and connected to the programmable electronic unit, and
- a second operative condition wherein the memory unit is removed from the casing and unconnected to the programmable electronic unit.
10 more elements
Dependencies are inferred from the claim text.