US PATENT SUBCLASS 411 / 91
.~.~ And element on opposite face of substructure restricting rotation of a cooperating nut or bolt

Current as of: June, 1999
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411 /   HD   EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER

81  DF  THREADED FASTENER LOCKED TO A DISCREET STRUCTURE (E.G., PLATE, RAIL, WHEEL) {13}
90  DF  .~ Member extending between and engaging flat formed on side of each of a plurality of bolts or nuts (e.g., side lock) {5}
91.~.~ And element on opposite face of substructure restricting rotation of a cooperating nut or bolt

DEFINITION

Classification: 411/91

And element on opposite face of substructure restricting rotation of a cooperating nut or bolt:

(under subclass 90) Device provided with a second, other (i.e., an additional) element which faces a region of the substructure that is opposite to the region faced by the member, and which element limits the turning of (a) a nut which is complementary to a bolt whose turning is limited by the member or (b) a bolt which is complimentary to a nut whose turning is limited by the member.

(1) Note. Usually, the element is similar in appearance to the member.

(2) Note. The bolts may each enter the substructure from one face thereof, or one or more may enter from one face and another one or more may enter from the opposite face.