Electrical cutout for high voltage power lines

An electrical cutout, comprising:

• a polymeric insulator comprising an elongated central stem portion defining a longitudinal direction, and a plurality of longitudinally spaced apart skirts mounted to said stem portion and so as to lie in respective planes which are transverse to said longitudinal direction, said elongated central stem portion comprising a plurality of spaced apart, non-interconnected solid segments when viewed in a transverse cross section between said skirts;
• an upper line terminal assembly mounted to one end of said insulator and including means for attaching an electrical cable thereto and an upper electrical contact;
• a lower line terminal assembly mounted to the other end of said insulator and including means for attaching an electrical cable thereto and a lower electrical contact;
• and
• a fuse assembly pivotally mounted to said other end of said insulator for pivotal movement between an operative position engaging and electrically closing said upper and lower contacts and an inoperative position wherein said upper and lower contacts are electrically open.

An electrical cutout, comprising:

• an insulator comprising an elongated central stem portion defining a longitudinal direction, and a plurality of longitudinally spaced apart skirts mounted to said stem portion and so as to lie in respective planes which are transverse to said longitudinal direction;
• an upper line terminal assembly mounted to one end of said insulator and including means for attaching an electrical cable thereto and an upper electrical contact;
• a lower line terminal assembly mounted to the other end of said insulator and including means for attaching an electrical cable thereto and a lower electrical contact;
• said upper and lower line terminal assemblies each having a first metallic plate member comprising first and second legs disposed in a generally L-shaped arrangement and so as to define an inside surface on the inside of the L and an opposite outside surface on the outside of the L, a second metallic plate ember comprising first and second legs disposed in a generally L-shaped arrangement and which closely conform to the size and configuration of said first plate member, and with said second plate member being secured to said first plate member so as to overlie said outside surface of said first plate member and with said first and second legs of said second plate member respectively overlying the first and second legs of said first plate member, and clamp means for interconnecting said first and second plate members and for securing the end portion of an electrical cable into direct engagement with the outer surface of said first leg of said second plate member, said first legs of said first and second plate members of each of said upper and lower line terminal assemblies include a segment of reduced width at a medial location along the lengths thereof and so as to define an outer portion and an inner portion of said first legs, and wherein each of said clamp means comprises said outer portion which has been folded over upon said inner portion such that portions of said first leg of said second plate member oppose each other and are adapted to grip an electrical cable therebetween;
• and
• a fuse assembly pivotally mounted to said other end of said insulator for pivotal movement between an operative position engaging and electrically closing said upper and lower contacts of said line terminal assemblies and an inoperative position wherein said upper and lower contacts are electrically open and such that the second leg of said second plate member of each of the upper and lower line terminal assemblies is exposed for direct electrical contact with said fuse assembly.

A line terminal assembly adapted for use in an electrical cutout or the like, comprising:

• a first metallic plate member having first and second legs disposed in a generally L-shaped arrangement and so as to define an inside surface on the inside of the L and an opposite outside surface on the outside of the L;
• a second metallic plate member having first and second legs disposed in a generally L-shaped arrangement and which closely conform to the size and configuration of said first plate member, and with said second plate member being secured to said first plate member so as to overlie said outside surface of said first plate member and with said first and second legs of said second plate member respectively overlying the first and second legs of said first plate member;
• and
• clamp means for interconnecting said first and second plate members and for securing the end portion of an electrical cable into direct engagement with the outside surface of said first leg of said second plate member, and such that the second leg of said second plate member is exposed for direct electrical contact with a fuse assembly or the like;
• and wherein said first legs of said first and second plate members include a segment of reduced width at a medial location along the lengths thereof and so as to define an outer portion and an inner portion of said first legs, and wherein said clamp means comprises said outer portion which has been folded over upon said inner portion such that portions of said first leg of said second plate member oppose each other and are adapted to grip an electrical cable therebetween.

An electrical cutout, comprising:

• an insulator comprising an elongated central stem portion defining a longitudinal direction, and a plurality of longitudinally spaced apart skirts mounted to said stem portion and so as to lie in respective planes which are transverse to said longitudinal direction;
• an upper line terminal assembly mounted to one end of said insulator and including means for attaching an electrical cable thereto and an upper electrical contact;
• a lower line terminal assembly mounted to the other end of said insulator and including means for attaching an electrical cable thereto and a lower electrical contact;
• said upper and lower line terminal assemblies each having a first metallic plate member comprising first and second legs disposed in a generally L-shaped arrangement and so as to define an inside surface on the inside of the L and an opposite outside surface on the outside of the L, a second metallic plate member comprising first and second legs disposed in a generally L-shaped arrangement and which closely conform to the size and configuration of said first plate member, and with said second plate member being secured to said first plate member so as to overlie said outside surface of said first plate member and with said first and second legs of said second plate member respectively overlying the first and second legs of said first plate member, and clamp means for interconnecting said first and second plate members and for securing the end portion of an electrical cable into direct engagement with the outer surface of said first leg of said second plate member, said first leg of said first plate member of each of said upper and lower line terminal assemblies includes at least one longitudinally extending channel of arcuate cross sectional configuration formed therein, and said first leg of said second plate member includes a channel of like configuration and which is partially received in said channel in said first leg of said first plate member, and such that said channel in said first leg of said second plate member is adapted to partially receive the end portion of an electrical cable or the like and be held therein by said clamp means;
• and
• a fuse assembly pivotally mounted to said other end of said insulator for pivotal movement between an operative position engaging and electrically closing said upper and lower contacts of said line terminal assemblies and an inoperative position wherein said upper and lower contacts are electrically open and such that the second leg of said second plate member of each of the upper and lower line terminal assemblies is exposed for direct electrical contact with said fuse assembly.

A line terminal assembly adapted for use in an electrical cutout or the like, comprising:

• a first metallic plate member having first and second legs disposed in a generally L-shaped arrangement and so as to define an inside surface on the inside of the L and an opposite outside surface on the outside of the L;
• a second metallic plate member having first and second legs disposed in a generally L-shaped arrangement and which closely conform to the size and configuration of said first plate member, and with said second plate member being secured to said first plate member so as to overlie said outside surface of said first plate member and with said first and second legs of said second plate member respectively overlying the first and second legs of said first plate member;
• and
• clamp means for interconnecting said first and second pate members and for securing the end portion of an electrical cable into direct engagement with the outside surface of said first leg of said second plate member, and such that the second leg of said second plate member is exposed for direct electrical contact with a fuse assembly or the like;
• and wherein said first leg of said first plate member of each of said upper and lower line terminal assemblies includes at least one longitudinally extending channel of arcuate cross sectional configuration formed therein, and said first leg of said second plate member includes a channel of like configuration and which is partially received in said channel in said first leg of said first plate member, and such that said channel in said first leg of said second plate member is adapted to partially receive the end portion of an electrical cable or the like and be held therein by said clamp means.