Title:
The contacted type infrared temperature sensor, heating apparatus, and exhaust air system which are used by high temperature measurement
Document Type and Number:
Japanese Patent JP6242313
Kind Code:
B2
Abstract:
A contact-type infrared temperature sensor 1 for high temperature measurement is provided with: a heat-resistant cylindrical member 2, having a cylindrical shape with one end as a closed section 21 and the other end as an open section 22; an infrared temperature detecting member 4, disposed facing and spaced from the closed section 21, and including no infrared filter; and an optical function section 33, having an infrared light inlet 31 disposed facing and spaced from the closed section 21 by a predetermined dimension, restricting infrared light radiated from the region spaced between the temperature-sensitive section and the infrared light inlet by the predetermined dimension to a range of the region by the infrared light inlet 31 and guiding the infrared light to the infrared temperature detecting member 4.
Inventors:
Toshiyuki Nojiri
Application Number:
JP2014183159A
Publication Date:
December 06, 2017
Filing Date:
September 09, 2014
Export Citation:
Assignee:
semitec corporation
International Classes:
G01J5/00; G01J5/02; G01K1/16; G01K7/02; G01K13/02
Domestic Patent References:
| JP62282231A | ||||
| JP61120929A | ||||
| JP54024686A | ||||
| JP4311660A | ||||
| JP58224516A |
Foreign References:
| US3626758 |
Attorney, Agent or Firm:
Junichi Izumi