초록 ▼

A pin joint assembly for pivotally connecting a plurality of components, the assembly including a joint pin with a channel at one end disposed transverse to a longitudinal axis of the pin and a first retainer disposed in the slot that extends beyond a circumference of the pin to restrict axial movem

A pin joint assembly for pivotally connecting a plurality of components, the assembly including a joint pin with a channel at one end disposed transverse to a longitudinal axis of the pin and a first retainer disposed in the slot that extends beyond a circumference of the pin to restrict axial movement in a first direction, while a second retainer is positioned over the first retainer to restrict axial movement in the opposite axial direction, a retainer base having a slot being configured to receive one end of the first retainer to restrict rotational movement of the first retainer and attached joint pin. The joint pin and pin joint assembly may be provided as part of a suspension assembly for machine axles, the pin joint assemblies providing pivotal connections between an axle assembly, linkage and frame members.

대표청구항 ▼

1. A pin joint assembly for pivotally connecting at least two components, comprising: a joint pin having a first end, a second end, a circumference, a central longitudinal axis, and a channel disposed transverse to and through the longitudinal axis on at least one end of the joint pin;a first retain

1. A pin joint assembly for pivotally connecting at least two components, comprising: a joint pin having a first end, a second end, a circumference, a central longitudinal axis, and a channel disposed transverse to and through the longitudinal axis on at least one end of the joint pin;a first retainer having a first end and a second end, the first retainer disposed within the channel and removably connected to the joint pin, at least the first end of the first retainer extending beyond the circumference of the joint pin for restricting axial movement of the joint pin in a first direction;a second retainer positioned over a portion of the first retainer for restricting axial movement of the joint pin in a second direction;a threaded first puller bore being disposed along the central longitudinal axis on a channel bottom surface; anda second threaded puller bore disposed on the second end of the joint pin, the second threaded puller bore having a threaded diameter greater than a threaded diameter of the threaded first puller bore. 2. The pin joint assembly of claim 1, further comprising a retainer base, the retainer base having a slot configured to receive the first or second end of the first retainer. 3. The pin joint assembly of claim 2, wherein the second retainer is removably connected to the retainer base, at least a portion of the second retainer being positioned over the slot. 4. The pin joint assembly of claim 3, wherein the retainer base is U-shaped, having a first leg and a second leg defining the slot. 5. The pin joint assembly of claim 4, wherein the second retainer is removably connected to the first and second legs. 6. The pin joint assembly of claim 2, wherein the retainer base is U-shaped, having a first leg and a second leg defining the slot. 7. The pin joint assembly of claim 1, wherein the channel has a rectangular cross-section and the first retainer is a rectangular plate. 8. The pin joint assembly of claim 7, wherein the first retainer includes a plurality of holes that are aligned with a plurality of threaded bores on the bottom surface of the channel, a plurality of bolts connecting the first retainer to the joint pin through the holes and threaded bores. 9. The pin joint assembly of claim 8, wherein the holes and threaded bores are spaced along a transverse axis relative to the longitudinal axis of the joint pin. 10. The pin joint assembly of claim 9, wherein the first retainer covers the threaded first puller bore. 11. The pin joint assembly of claim 1, wherein the first retainer covers the threaded first puller bore. 12. A pin joint assembly comprising: a first component having a first bore;a second component having a second bore aligned with the first bore;a joint pin having a first end, a second end, a circumference, a central longitudinal axis, and a channel disposed transverse to and through the longitudinal axis on the first end of the joint pin, the joint pin being positioned within the bores;a first retainer having a first end and a second end, the first retainer disposed within the channel and removably connected to the joint pin, at least the first end of the first retainer extending beyond the circumference of the joint pin to engage the first component, restricting axial movement of the joint pin in a first direction, the first retainer including a plurality of holes spaced along a transverse axis, the holes being aligned with a plurality of threaded bores on a bottom surface of the channel, a plurality of bolts connecting the first retainer to the joint pin through the holes and threaded bores;a second retainer positioned over a portion of the first retainer and connected to the first component, restricting axial movement of the joint pin in a second direction;a threaded first puller bore being disposed along the central longitudinal axis on the channel bottom surface; anda second threaded puller bore disposed on the second end of the joint pin, the second threaded puller bore having a threaded diameter greater than a threaded diameter of the threaded first puller bore. 13. The pin joint assembly of claim 12, further comprising a retainer base connected to the first component, the retainer base having a slot configured to receive the first or second end of the first retainer. 14. The pin joint assembly of claim 13, wherein the second retainer is removably connected to the retainer base, at least a portion of the second retainer being positioned over the slot. 15. The pin joint assembly of claim 14, wherein the retainer base is U-shaped, having a first leg and a second leg defining the slot. 16. The pin joint assembly of claim 15, wherein the second retainer is removably connected to the first and second legs. 17. The pin joint assembly of claim 13, wherein the retainer base is U-shaped, having a first leg and a second leg defining the slot. 18. A joint pin for connecting two or more components of an axle assembly comprising: an outer cylindrical surface, a central longitudinal axis, and a transverse axis;a first end having a first flat surface;a second end having a second flat surface and a tapered circumferential edge;a rectangular channel disposed along the transverse axis on the first end and through the longitudinal axis, the channel defined by a first wall, second wall, and channel bottom surface;a plurality of threaded bores spaced along the transverse axis on the channel bottom surface, the threaded bores having a first diameter;a threaded first puller bore having a diameter larger than the first diameter, the first puller bore being disposed along the central longitudinal axis on the channel bottom surface;a second threaded puller bore disposed on the second end of the joint pin, the second threaded puller bore having a threaded diameter greater than a threaded diameter of the threaded first puller bore. 19. The joint pin of claim 18, further including a first port on the first end of the joint pin fluidly connected to a second port disposed on the cylindrical surface. 20. An axle suspension system comprising: a frame; an axle assembly;a plurality of linkage bars having a first and a second end, the first end pivotally connected to the axle assembly, the second end pivotally connected to the frame, each pivotal connection having a pin joint assembly comprising:a joint pin having a first end, a second end, a circumference, a central longitudinal axis, and a channel disposed transverse to and through the longitudinal axis on at least one end of the joint pin;a first retainer having a first end and a second end, the first retainer disposed within the channel and removably connected to the joint pin, at least the first end of the first retainer extending beyond the circumference of the joint pin for restricting axial movement of the joint pin in a first direction, the first retainer including a plurality of holes spaced along a transverse axis, the holes being aligned with a plurality of threaded bores on a bottom surface of the channel, a plurality of bolts connecting the first retainer to the joint pin through the holes and threaded bores;a second retainer positioned over a portion of the first retainer for restricting axial movement of the joint pin in a second direction,a retainer base, the retainer base having a slot configured to receive the first or second end of the first retainer,a threaded first puller bore being disposed along the central longitudinal axis on the channel bottom surface;a second threaded puller bore disposed on the second end of the joint pin, the second threaded puller bore having a threaded diameter greater than a threaded diameter of the threaded first puller bore. 21. The pin joint assembly of claim 20, wherein the retainer base is U-shaped, having a first leg and a second leg defining the slot, the second retainer being removably connected to the retainer base, at least a portion of the second retainer being positioned over the slot.