US Patent No. 10,602,570

HEATING JACKET


Patent No. 10,602,570
Issue Date March 24, 2020
Title Heating Jacket
Inventorship Kenji Iida, Tokyo (JP)
Akira Sasaki, Tokyo (JP)
Keiichi Fukuda, Tokyo (JP)
Assignee NICHIAS CORPORATION, Tokyo (JP)

Claim of US Patent No. 10,602,570

1. A jacket heater placed in adjacent to an object to be heated so as to heat and keep warm said object, the jacket heater comprising:an electric heater wire configured to be a heating element, and
an outer covering member configured to comprise a first shaped body and a second shaped body which are formed in different thicknesses,
wherein the first shaped body is provided on a side thereof facing and contacting the object,
the second shaped body is provided on a side opposite from said side facing the object,
the second shaped body is a resin shaped body that has a porous structure,
the second shaped body has a relatively larger thickness than the first shaped body
the electric heater wire is accommodated between the first shaped body and the second shaped body which are joined each other such that the outer covering member envelops the electric heater wire,
the jacket heater is configured to be able to deform its shape to conform to contours of the object, and
the second shaped body has a plurality of pores that are formed by stretching a resin shaped body.