Denso corporation (20250105484). WAVEGUIDE
WAVEGUIDE
Organization Name
Inventor(s)
Masakazu Ikeda of Nisshin-city JP
Takahiro Kato of Nisshin-shi JP
WAVEGUIDE
This abstract first appeared for US patent application 20250105484 titled 'WAVEGUIDE
Original Abstract Submitted
a waveguide includes a first waveguide having a first waveguide hole and a second waveguide having a second waveguide hole and assembled to the first waveguide with a predetermined gap therebetween. the second waveguide hole has an opening on one surface of the second waveguide facing the first waveguide, and the opening has a rounded polygonal shape or a circular shape. the second waveguide includes a resin molded product and a metal coating film covering the resin molded product, and the second waveguide has a choke groove around the second waveguide hole. the choke groove has such a shape that a length between a wall surface of the second waveguide hole and an inner wall surface of the choke groove adjacent to the second waveguide hole is constant along a circumferential direction of the second waveguide hole.