Seating assembly for plate springs, especially in clutches

Claim 2

Seating assembly for plate spring comprising a pair of annular rolloff seats disposed in substantially parallel planes respectively on opposite sides of a plate spring, especially in a clutch at least one of said seats being in the form of an open wire ring, a cover member located adjacent one of said annular seats, fastening pins connecting said cover member and sandwiching the plate spring between said annular seats and forming theRewith a unitary structure, said open wire ring having ends spaced from and facing one another, and bearing means having a contour surface corresponding at least partly to the contour surface of the wire ring, said wire ring being embedded at least at said spaced ends thereof in said bearing means.

Claim 3

Seating assembly according to claim 1 wherein said bearing means comprises a single device in which both said wire ring ends are embedded.

Claim 4

Seating assembly according to claim 1 wherein said bearing means comprises an annular bead located at a side of said wire ring facing away from said fastening pins.

Claim 5

Seating assembly according to claim 1 wherein said bearing means comprises a member formed with a groove wherein said wire ring is received.

Claim 6

Seating assembly according to claim 1 wherein said bearing means is located on said cover member.

Claim 7

Seating assembly according to claim 1 including a platelike member disposed coaxially to said plate spring, said bearing means being located on said platelike member.

Claim 8

Seating assembly according to claim 1 wherein the wire ring received in said bearing means is in direct abutting engagement with said fastening pins.

Claim 9

Seating assembly according to claim 1 wherein said fastening pins are formed with respective collars, said bearing means comprising part of said collars and formed with respective grooves therein, said grooves having a contour surface substantially conforming in part to the contour surface of said wire ring.

Claim 10

Seating assembly according to claim 1 wherein said fastening pins are formed with a substantially conical end, respectively, said conical end being flattenable into a rivet head.

Claim 11

Seating assembly according to claim 1 wherein said fastening pins are formed with respective collars, said collars having a shape differing from circular shape.

Claim 12

Seating assembly according to claim 1 wherein said fastening pins have a side thereof facing said wire ring, said side of said fastening pins having contour surface substantially conforming to the contour surface of said wire ring.

Claim 13

Seating assembly according to claim 1 wherein said bearing means includes means for spring biasing the wire ring receivable in said bearing means in direction toward said plate spring.

Claim 14

Seating assembly according to claim 1 wherein said fastening pins are formed with a shank portion receivable in an opening formed in said cover member, said opening having a cross section deviating from a circular cross section.

Claim 15

Seating assembly according to claim 13 wherein said shank portion of said rings has a cross section substantially similar to the cross section of said opening.

Claim 16

Seating assembly for plate spring, especially in a clutch, comprising a pair of annular rolloff seats disposed in substantially parallel planes respectively on opposite sides of a plate spring, at least one of said seats being in the form of a wire ring, a cover member located adjacent one of said annular seats, fastening pins connecting said cover member and sandwiching the plate spring between said annular seats and forming therewith a unitary structure, said wire ring having ends spaced from and facing one another, and bearing means having a contour surface corresponding at least partly to the contour surface of the wire ring, said wire ring being received at least partly in said bearing means, said fastening pins being formed with respective collars, said bearing means comprising part of said collars and formed with a respective groove therein, said groove having a contour surface substantially conforming in part to the contour surface of said wire ring, and a dividing crosspiece disposed in and interrupting the respective groove formed in said pin collars.

Claim 17

Seating assembly for plate spring, especially in a clutch, comprising a pair of annular rolloff seats disposed in substantially parallel planes respectively on opposite sides of a plate spring, at least one of said seats being in the form of a wire ring, a cover member located adjacent one of said annular seats, fastening pins connecting said cover member and sandwiching the plate spring between said annular seats and forming therewith a unitary structure, said wire ring having ends spaced from and facing one another, and bearing means having a contour surface corresponding at least partly to the contour surface of the wire ring, said wire ring being received at least partly in said bearing means, said fastening pins being formed with respective collars, said bearing means comprising part of said collars and formed with a respective groove therein, said groove having a contour surface substantially conforming in part to the contour surface of said wire ring, and a dividing crosspiece disposed in and interrupting the respective groove formed in said pin collars.

Claim 18

Seating assembly according to claim 15 wherein said dividing crosspiece extends along a major part of the length of said pin.