Alpha Corporation

Tokyo Parts Industrial Co., Ltd.

Kenji Mizushima

Takahisa Kitahara

Toshiyuki Muto

Mitsuo Nishizuka

Ryuji Minemura

Toshikazu Kiso

Syuuji Nakamura

Kazuhiko Gotou

A push switch is provided with a button (), a switch board (), a switch () provided on the switch board (), and a switch cover () disposed in the button () and covering the switch (). A corner portion () between a side wall () and a upper wall () of the switch cover () is formed in a curved shape. A protruding pressing portion () of the button () is inserted into a through hole () provided on an upper wall () of the switch cover (). A lower surface of the pressing portion () faces an operating portion () of the switch ().

Push switch

A push switch () includes an internal button (), an external button (), a switch () disposed inside the internal button (), a casing () fixed to a side wall () of the internal button (), an inner collar portion () provided in the casing () and engaged with a groove portion () of the internal button (), an overhanging portion () formed in the external button (), and an outer collar portion () formed in the internal button () and located between the overhanging portion () and the inner collar portion () so as to define apart of the groove portion (). The overhanging portion () is disposed separately from the outer collar portion () by a gap. The overhanging portion () abuts against the outer collar portion () when the external button () is pushed to elastically deform the internal button () to thereby turn on the switch ().

A door handle device is provided with: a door handleby which the door of a vehicle can be opened and closed; a mounting bracketfor supporting the door handlethrough a supporting shaftso that the door handle can be swung in the back-and-forth direction with respect to the doorof the vehicle; and a switch unit, which is arranged between the door handleand the mounting bracket, which generates an electric signal for locking and unlocking a door lock provided in the door of the vehicle. A contact portion (an engaging groove), with which the supporting shaftcomes into contact, is formed in the switch unit. When the supporting shaftis inserted into a handle shaft insertion holeand a bracket shaft insertion holeso that the supporting shaftcan be engaged with the holes by an engaging grove, the switch unit is fixed to the mounting bracket.

Door handle device

An antenna apparatus of the present invention has an antenna having a core () around which an insulative covered conductor () is wound. The core has a magnetic core () and a wiring layer which are laminated on each other. The magnetic core () is made of flexible soft magnetic material. A wiring space is formed inside of the antenna apparatus. With this structure, the packing density is enhanced.

Growing community of inventors

Yokohama, Japan

Kenji Mizushima