1. A switch actuator for movable frogs, comprising at least one cylinder piston unit having a defined preset piston stroke, wherein the cylinder piston unit (5) is connected with bearings (6) capable of being displaced relative to said cylinder piston unit (5) in an axial direction (31) of the piston stroke, said bearings are connected to a stationary substructure by an adjusting means for adjusting a defined center position of the piston stroke and a driver for a movable frog (1), and the driver for the movable frog (1) is coupled with the cylinder piston unit with first stops (9) being interposed between the cylinder piston unit (5) and the movable frog (1), said first stops being displaceable in the axial direction of the piston stroke.
2. A switch actuator according to claim 1, wherein the driver comprises a sliding block (10) and enables a relative movement of the frog (1) along two mutually crossing directions different from a direction of a displacement stroke.
3. A switch actuator according to claim 1, wherein the driver, in a direction of a displacement stroke, is traversed by a spindle (13) having different thread directions on two sides of the driver, and cooperates with said first stops (9) guided in a rotationally fast manner to adjust idle strokes.
4. A switch actuator according to claim 1, wherein the driver is arranged to be pivotable about an axis of the cylinder piston unit (5), and further comprising a sliding block (10) of the driver comprising a tappet or cylinder portion (18) arranged to be pivotable about an axis (19) extending substantially normal to a direction of a displacement stroke.
5. A switch actuator according to claim 1, wherein the bearings (6) capable of being displaced in the axial direction (31) of the piston stroke are each designed as a fork head (25) whose fork is supported in a rotationally fast manner while displaceable in the axial direction (31) and connected with the hydraulic cylinder piston unit (5) via a bearing journal (26), and the fork head (25) is connected to a fork head screw (28) that traverses a second stop (30) and comprises an adjusting nut (29), turning of which causes an axial displacement of the fork head (25).
6. A switch actuator according to claim 5, wherein the second stop (30) is designed as an open slot of a wall of a trough sleeper (4) extending transversely to a longitudinal direction of the sleeper, or of a stationary switch part.
7. A switch actuator according to claim 2, wherein the driver, in the direction of the displacement stroke, is traversed by a spindle (13) having different thread directions on two sides of the driver, and cooperates with said first stops (9) guided in a rotationally fast manner to adjust idle strokes.
8. A switch actuator according to claim 2, wherein the driver is arranged to be pivotable about an axis of the cylinder piston unit (5), and the sliding block (10) of the driver comprises a tappet or cylinder portion (18) arranged to be pivotable about an axis (19) extending substantially normal to the direction of the displacement stroke.
9. A switch actuator according to claim 3, wherein the driver is arranged to be pivotable about an axis of the cylinder piston unit (5), and further comprising a sliding block (10) of the driver comprising a tappet or cylinder portion (18) arranged to be pivotable about an axis (19) extending substantially normal to the direction of the displacement stroke.
10. A switch actuator according to claim 7, wherein the driver is arranged to be pivotable about an axis of the cylinder piston unit (5), and the sliding block (10) of the driver comprises a tappet or cylinder portion (18) arranged to be pivotable about an axis (19) extending substantially normal to the direction of the displacement stroke.
11. A switch actuator according to claim 2, wherein the bearings (6) capable of being displaced in the axial direction (31) of the piston stroke are each designed as a fork head (25) whose fork is supported in a rotationally fast manner while displaceable in the axial direction (31) and connected with the hydraulic cylinder piston unit (5) via a bearing journal (26), and the fork head (25) is connected to a fork head screw (28) that traverses a second stop (30) and comprises an adjusting nut (29), turning of which causes an axial displacement of the fork head (25).
12. A switch actuator according to claim 3, wherein the bearings (6) capable of being displaced in the axial direction (31) of the piston stroke are each designed as a fork head (25) whose fork is supported in a rotationally fast manner while displaceable in the axial direction (31) and connected with the hydraulic cylinder piston unit (5) via a bearing journal (26), and the fork head (25) is connected to a fork head screw (28) that traverses a second stop (30) and comprises an adjusting nut (29), turning of which causes an axial displacement of the fork head (25).
13. A switch actuator according to claim 4, wherein the bearings (6) capable of being displaced in the axial direction (31) of the piston stroke are each designed as a fork head (25) whose fork is supported in a rotationally fast manner while displaceable in the axial direction (31) and connected with the hydraulic cylinder piston unit (5) via a bearing journal (26), and the fork head (25) is connected to a fork head screw (28) that traverses a second stop (30) and comprises an adjusting nut (29), turning of which causes an axial displacement of the fork head (25).
14. A switch actuator according to claim 7, wherein the bearings (6) capable of being displaced in the axial direction (31) of the piston stroke are each designed as a fork head (25) whose fork is supported in a rotationally fast manner while displaceable in the axial direction (31) and connected with the hydraulic cylinder piston unit (5) via a bearing journal (26), and the fork head (25) is connected to a fork head screw (28) that traverses a second stop (30) and comprises an adjusting nut (29), turning of which causes an axial displacement of the fork head (25).
15. A switch actuator according to claim 8, wherein the bearings (6) capable of being displaced in the axial direction (31) of the piston stroke are each designed as a fork head (25) whose fork is supported in a rotationally fast manner while displaceable in the axial direction (31) and connected with the hydraulic cylinder piston unit (5) via a bearing journal (26), and the fork head (25) is connected to a fork head screw (28) that traverses a second stop (30) and comprises an adjusting nut (29), turning of which causes an axial displacement of the fork head (25).
16. A switch actuator according to claim 9, wherein the bearings (6) capable of being displaced in the axial direction (31) of the piston stroke are each designed as a fork head (25) whose fork is supported in a rotationally fast manner while displaceable in the axial direction (31) and connected with the hydraulic cylinder piston unit (5) via a bearing journal (26), and the fork head (25) is connected to a fork head screw (28) that traverses a second stop (30) and comprises an adjusting nut (29), turning of which causes an axial displacement of the fork head (25).
17. A switch actuator according to claim 10, wherein the bearings (6) capable of being displaced in the axial direction (31) of the piston stroke are each designed as a fork head (25) whose fork is supported in a rotationally fast manner while displaceable in the axial direction (31) and connected with the hydraulic cylinder piston unit (5) via a bearing journal (26), and the fork head (25) is connected to a fork head screw (28) that traverses a second stop (30) and comprises an adjusting nut (29), turning of which causes an axial displacement of the fork head (25).
18. A switch actuator according to claim 11, wherein the second stop (30) is designed as an open slot of a wall of a trough sleeper (4) extending transversely to a longitudinal direction of the sleeper, or of a stationary switch part.
19. A switch actuator according to claim 12, wherein the second stop (30) is designed as an open slot of a wall of a trough sleeper (4) extending transversely to a longitudinal direction of the sleeper, or of a stationary switch part.
20. A switch actuator according to claim 13, wherein the second stop (30) is designed as an open slot of a wall of a trough sleeper (4) extending transversely to a longitudinal direction of the sleeper, or of a stationary switch part.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A back finger portion of a glove, comprising:
a star pattern piece comprising a center portion and four radiating back finger parts each having a distal tip end,
each of the four back finger parts having a first pair of V-shaped cuts on opposing edges of the four back finger parts, the first pair of V-shaped cuts being located near the distal tip end of the four back finger parts,
each of the four back finger parts further having a second pair of V-shaped cuts on opposing edges of the four back finger parts, the second pair of V-shaped cuts being located between the first pair of V-shaped cuts and the center portion of the star pattern, wherein each back finger part is shortened by first and second tucks therein extending across the width of the finger part, the first tuck comprising a portion of the finger part folded upon itself and being located at the first pair of V-shaped cuts, the second tuck comprising a portion of the finger part folded upon itself and being located at the second pair of V-shaped cuts.
2. The back finger portion of a glove according to claim 1, wherein the first and second tucks of each finger part are secured with a plurality of stitches.
3. The back finger portion of a glove according to claim 1, wherein the first and second tucks of each finger part are secured across the width of each finger part with a plurality of stitches.
4. The back finger portion of a glove according to claim 1, wherein the center portion of the star pattern has an inner substantially rectangular shaped cut out.
5. The back finger portion of a glove according to claim 1, wherein the star pattern piece comprising the center portion and the four radiating back finger parts are a single piece of glove material.
6. The back finger portion of a glove according to claim 1, wherein the first tuck of each finger part is located at a position corresponding to substantially the third joint connecting the middle and distal phalanges of the fingers of a wearer.
7. The back finger portion of a glove according to claim 1, wherein the second tuck of each finger part is located at a position corresponding to substantially the second joint connecting the proximal and middle phalanges of the fingers of a wearer.
8. A glove assembly, comprising the back finger portion according to claim 1.
9. The glove assembly according to claim 8, further comprising a back hand portion, a palm portion, four front finger portions, and a thumb portion.
10. The glove assembly according to claim 8, wherein the palm portion and four front finger portions are constructed in a Gunn cut pattern.