1
Masatomo Takagi, Seietsu Takamatsu, Tsuguo Noritake, Mitsuo Ogaki, Norio Tetsuka, Toshio Takahashi: Motor control center. Tokyo Shibaura Denki Kabushiki Kaisha, Oblon Fisher Spivak McClelland & Maier, December 8, 1981: US04305114 (39 worldwide citation)

In a motor control center of the present invention, a plurality of units are mounted on a frame. Each of these units has an appliance mounting plate with two walls which extend transversely from the floor plate in stepped form. A first group of electrical appliances which requires relatively frequen ...


2
Tokio Ozu, Taturou Oda, Seietsu Takamatsu, Akira Ogawa: Handle operating mechanism for circuit breakers. Kabushiki Kaisha Toshiba, Foley & Lardner Schwartz Jeffery Schwaab Mack Blumenthal & Evans, May 30, 1989: US04835350 (10 worldwide citation)

A circuit breaker includes an operation knob rotatably mounted on a frame, an actuator rotatably mounted on the frame, the actuator being rotatably moved with the operation knob so as to operate a handle of the circuit breaker, an engagement member rotatably movable between first and second position ...


3
Seietsu Takamatsu: Electrical contact assembly. Tokyo Shibaura Denki Kabushiki Kaisha, Stevens Davis Miller & Mosher, May 25, 1982: US04331375 (5 worldwide citation)

An electrical contact assembly used for a circuit breaker comprises a pair of relatively movable U-shaped contact and bar conductor, and a holder provided with a recess for receiving the U-shaped contact. The U-shaped contact has contacting portions formed by slightly bending both sides thereof inwa ...


4
Masatomi Takagi, Takanori Hagawa, Seietsu Takamatsu, Isao Ookoshi: Handle operating mechanism for an electric circuit breaker. Tokyo Shibaura Denki Kabushiki Kaisha, Oblon Fisher Spivak McClelland & Maier, December 29, 1981: US04308437 (3 worldwide citation)

A handle operating mechanism is provided to actuate an electric circuit breaker having a release lever and to interlock the electric circuit breaker and the door of a casing accommodating the circuit breaker. A manually operable handle is rotatably mounted on a case and is integrally coupled with a ...


5
Masatomo Takagi, Takanori Hagawa, Seietsu Takamatsu, Isao Ookoshi: Handle operating mechanism for use with an electric circuit breaker. Tokyo Shibaura Denki Kabushiki Kaisha, Oblon Fisher Spivak McClelland & Maier, January 19, 1982: US04311887 (3 worldwide citation)

A handle operating mechanism adapted for use with an electric circuit breaker including a manually operable handle member, an operating axle having an elongated hole formed therein, a cylindrical member having a guide hole of predetermined formation provided therein, and a pin engaged with each of t ...