公开(公告)号：US3624333A

公开(公告)日：1971-11-30

申请号：US3624333D

申请日：1970-09-08

Applicant: SQUARE D CO

Inventor： SCHURR CHARLES ALLAN

IPC: H01H1/50

CPC classification number: H01H1/50

Abstract: The blade of a knife switch adapted for use on channel mounted terminal block equipment is provided with bosses which interfere with engaging surfaces on identically formed blade receptacles to retain the blade against vibrationally caused motion while in either its closed or open position.

公开(公告)号：US3564467A

公开(公告)日：1971-02-16

申请号：US3564467D

申请日：1969-02-25

Applicant: SQUARE D CO

Inventor： SWINDLER DAVID L ,  OBLAK DENNIS J ,  SCHURR CHARLES ALLAN

IPC: H01H50/04 ,  H01H50/64 ,  H01H50/16

CPC classification number: H01H50/045 ,  H01H50/648

Abstract: THE RELAY HAS A CONTACT-OPERATING ARM ASSEMBLY INCLUDING AN ARAMTURE AND AN ADJUSTABLE RETAINING MEANS WHICH RETAINS THE ARAMATURE IN PIVOTAL RELATIONSHIP WITH A MAGNETIZABLE FRAME. THE RETAINING MEANS PERMITS THE CONTACT ARM ASSEMBLY TO BE REMOVED FROM THE FRAME FOR FULL ACCESS TO AN OPERATING COIL OR COILS WITHOUT THE USE OF A TOOL. PROVISION IS MADE FOR READY INTERCHANGE OF DIFFERENT

CONTACT MAKING AND BREAKING DEVICES AND DIFFERENT OPERATING COILS SO THAT THE RELAY CAN BE USED FOR A WIDE VARIETY OF CIRCUIT CONTROLLING FUNCTIONS.

公开(公告)号：US3525059A

公开(公告)日：1970-08-18

申请号：US3525059D

申请日：1968-05-06

Applicant: SQUARE D CO

Inventor： SCHRAMM ROBERT M ,  SCHURR CHARLES ALLAN ,  SEVER JANEZ F

IPC: H01H50/54 ,  H01H50/16

CPC classification number: H01H50/54

公开(公告)号：US3506938A

公开(公告)日：1970-04-14

申请号：US3506938D

申请日：1967-09-20

Applicant: SQUARE D CO

Inventor： SCHURR CHARLES ALLAN

IPC: H02P1/02 ,  H01H7/08 ,  H01H7/14

CPC classification number: H02P1/02