Open-end spinning machine with a shiftable apparatus for start-spinning

Claim 2

An open-end spinning machine comprising: a plurality of spinning units arranged one beside the other, and at least one apparatus for start-spinning a thread at a respective spinning unit, means for mounting said at least one apparatus on the spinning machine so as to be selectively displaceable to respective spinning units of said plurality of spinning units, said at least one apparatus includes a first means for interrupting the spinning operation of the spinning machine and for preparing the spinning machine for a further spinning operation, and second means for restarting the spinning operation subsequent to the preparation of the spinning machine by said first means, said first means and said second means being independently operable and selectively successively advanced to a respective spinning unit whereby the preparation of the spinning machine for a further spinning operation and the restarting of the spinning machine is performed in at least two independent steps.

Claim 3

The open-end spinning machine according to claim 1, wherein said mounting means are arranged longitudinally of said open-end spinning machine, said first means and said second means being arranged on said mounting means adjacent to each other in the longitudinal direction of the spinning machine.

Claim 4

The open-end spinning machine according to claim 2, wherein said first means and said second means are spaced from each other by a predetermined distance, said predetermined distance being equal at least to the distance between adjacent spinning units or a multiple of said distance, and wherein a housing means is provided for housing said first means and said second means, said housing means being selectively displaceable along said mounting means to align said first means and said second means with respective spinning units.

Claim 5

The open-end machine according to claim 3, wherein sequence control means are provided and are operatively connected with said first means and said second means for controlling the sequence of operation of an entire start-spinning operation, feed drive means are provided and are operatively connected to said first means and said second means for selectively displacing said first means and said second means to a respective spinning unit along said mounting means, and wherein said sequence control means includes control elements for selectively controlling said feed drive means.

Claim 6

The open-end spinning machine according to claim 3, wherein said first means includes means for deliberately breaking a thread produced by a spinning unit, and feed drive means for incrementally advancing said first means along said mounting means by a distance corresponding to said predetermined distance between adjacent spinning units.

Claim 7

The open-end spinning machine according to claim 1, wherein a first housing means is provided for housing said first means, a second housing means is provided for housing said second means, said first housing means and said second housing means being disposed on said mounting means for independent movement therealong.

Claim 8

The open-end spinning machine according to claim 6, wherein a plurality of first means and a plurality of second means are provided, housing means are provided for housing each of said first means and each of said second means independently of one another the respective housing means of said first means and said second means being disposed on said mounting means for independent movement therealong.

Claim 9

The open-end spinning machine according to claim 6, wherein said first means includes means for deliberately breaking a thread produced by a spinning unit, and feed drive means for incrementally advancing said first means along said mounting means by a distance corresponding to said predetermined distance between said spinning units.

Claim 10

An open-end spinning machine comprising: a plurality of spinning units arranged one beside the other, at least one apparatus for start-spinning a thread at a respective spinning unit, means for mounting said at least one apparatus on said spinning machine so as to be selectively displaceable to respective spinning units of said plurality of spinning units, said at least one apparatus includes a first means for interrupting the spinning operation of the spinning machine and for preparing the spinning machine for a further spinning operation, and second means for restarting the spinning operation subsequent to the preparation of the spinning machine by said first means, said first means and said second means being arranged on said mounting means adjacent one another in the longitudinal direction of the spinning machine and spaced from one another by a predetermined distance, said predetermined distance being equal to at least the distance between adjacent spinning units, and wherein feed drive means are provided for selectively displacing said at least one apparatus along said mounting means, signal transmitter means are provided on each of said spinning units for providing a thread break signal, and receiver means provided on said at least one apparatus for controlling the feed drive means thereof in response to said thread break signal.

Claim 11

An open-end spinning machine comprising: a plurality of spinning units arranged one beside the other, at least one apparatus for start-spinning a thread at a respective spinning unit, means for mounting said at least one apparatus on said spinning machine so as to be selectively displaceable to respective spinning units of said plurality of spinning units, said at least one apparatus includes a first means for interrupting the spinning operation of the spinning machine and for preparing the spinning machine for a further spinning operation, and second means for restarting the spinning operation subsequent to the preparation of the spinning machine by said first means, said first means and said second means being arranged on said mounting means adjacent one another in the longitudinal direction of the spinning machine and spaced from one another by a predetermined distance, said predetermined distance being equal to at least the distance between adjacent spinning units, and wherein feed drive means are provided for selectively displacing said at least one apparatus along said mounting means, signal transmitter means are provided on each of said spinning units for providing a thread break signal, and receiver means provided on said at least one apparatus for controlling the feed drive means thereof in response to said thread break signal.

Claim 12

An open-end spinning machine comprising: a plurality of spinning units arranged one beside the other, at least one apparatus for start-spinning a thread at a respective spinning unit, means for mounting said at least one apparatus on the spinning machine so as to be selectively displaceable to respective spinning units of said plurality of spinning units, said at least one apparatus including a first means for interrupting the spinning operation of the machine and for preparing the spinning machine for a further spinning operation, and second means for restarting the spinning operation subsequent to the preparation of said spinning machine by said first means, a first housing means for housing said first means, a second housing means for housing said second means, said first and said second housing means being disposed on said mounting means for independent movement therealong, and wherein switch means are provided on said mounting means for permitting said first means and said second means to selectively by-pass one another on said mounting means whereby said first means and said second means may be simultaneously operable at different spinning units.

Claim 13

An open-end spinning machine comprising: a plurality of spinning units arranged one beside the other, at least one apparatus for start-spinning a thread at a respective spinning unit, means for mounting said at least one apparatus on the spinning machine so as to be selectively displaceable to respective spinning units of said plurality of spinning units, said at least one apparatus including a first means for interrupting the spinning operation of the machine and for preparing the spinning machine for a further spinning operation, and second means for restarting the spinning operation subsequent to the preparation of said spinning machine by said first means, a first housing means for housing said first means, a second housing means for housing said second means, said first and said second housing means being disposed on said mounting means for independent movement therealong, and wherein switch means are provided on said mounting means for permitting said first means and said second means to selectively by-pass one another on said mounting means whereby said first means and said second means may be simultaneously operable at different spinning units.

Claim 14

The open-end spinning machine according to claim 1, wherein the spinning machine is provided with a plurality of spinning units on both longitudinal sides thereof, said mounting means extending along both longitudinal sides of the spinning machine and around the respective ends of said spinning machine whereby said at least one apparatus is selectively displaceable to said spinning units provided on both sides of said spinning machine.

Claim 15

The open-end spinning machine according to claim 10, wherein a plurality of first means and a plurality of second means are provided, housing means are provided for housing each of said first means and each of said second means independently of one another, the respective housing means of said first means and said second means being disposed on said mounting means for independent movement therealong.

Claim 16

The open-end spinning machine according to claim 12, wherein each of said first means includes means for deliberately breaking a thread produced by the spinning unit, and feed drive means for advancing each of said first means along said mounting means by a distance at least corresponding to a distance between adjacent spinning units.

Claim 17

The open-end spinning machine according to claim 13, wherein the spinning machine is provided with a plurality of spinning units on both longitudinal sides thereof, said mounting means extending along both longitudinal sides of the spinning machine and around the respective ends of said spinning machine whereby said first means and said second means are selectively displaceable to said spinning units provided on both sides of the spinning machine.