Embodiments of a retaining ring for a pipe joint assembly comprise a unitary, ring-shaped body having radially inner and outer surfaces and axially inner and outer surfaces, wherein the radially inner surface is provided with a gripping segment comprising one or more fins, with each of the fins exte
Embodiments of a retaining ring for a pipe joint assembly comprise a unitary, ring-shaped body having radially inner and outer surfaces and axially inner and outer surfaces, wherein the radially inner surface is provided with a gripping segment comprising one or more fins, with each of the fins extending radially inwardly. Embodiments further include a wing formed therewith, extending radially outwardly from the radial outer surface to the radially outermost surface. In various embodiments, the retaining ring can be split.
대표청구항▼
1. A shoe gland retaining ring for a fitting, comprising: a unitary, ring-shaped body having radially inner and outer surfaces and axially inner and outer surfaces, wherein the radially inner surface is provided with a plurality of internal fins spaced axially apart along the radially inner surface,
1. A shoe gland retaining ring for a fitting, comprising: a unitary, ring-shaped body having radially inner and outer surfaces and axially inner and outer surfaces, wherein the radially inner surface is provided with a plurality of internal fins spaced axially apart along the radially inner surface, each of the plurality of internal fins extending radially inwardly when uncompressed, and wherein the body includes first and second circumferential end points forming a split in the body; anda wing extending radially outwardly from the radial outer surface between the axially inner and outer surfaces, wherein the radial outer surface is formed with an interior ridge extending axially from the axially inner surface to the wing, and wherein the wing includes an intermediate surface extending radially and axially outwardly from the interior ridge to a radially outermost surface of the radial outer surface. 2. The retaining ring of claim 1, wherein each fin has a first wall extending axially inwardly and a second wall extending axially outwardly, and wherein the first and second walls meet at a fin edge. 3. The retaining ring of claim 2, wherein at least a first one of the plurality of fins has a first fin edge and at least a second one of the plurality of fins has a second fin edge, and wherein the first fin edge lies radially inwardly further than the second fin edge. 4. The retaining ring of claim 1, wherein each fin has a first wall that extends radially inwardly from the radially inner surface of the body and a second wall that extends axially and radially inwardly from the radially inner surface of the body, and wherein the first and second walls meet at a fin edge. 5. The retaining ring of claim 1, wherein a first fin has a first wall that extends radially inwardly from the radially inner surface of the body and a second wall that extends axially outwardly and radially inwardly from the radially inner surface of the body, and wherein the first and second walls meet at a first fin edge. 6. The retaining ring of claim 5, wherein a second fin has a primary wall that extends axially inwardly from the radially inner surface of the body at a primary wall angle, and wherein the second fin has a secondary wall that extends inwardly from the radially inner surface of the body at a secondary wall angle, and wherein the primary and secondary walls meet at a second fin edge. 7. The retaining ring of claim 6, wherein the second fin edge extends radially inwardly further than the first fin edge. 8. The retaining ring of claim 6, wherein the secondary wall angle is greater than the primary wall angle. 9. The retaining ring of claim 1, wherein each fin extends continuously around the radially inner surface of the body. 10. The retaining ring of claim 1, wherein the plurality of fins comprise at least one set of fins that extends along a portion but not the entirety of the radially inner surface of the body. 11. The retaining ring of claim 10, including a plurality of sets of fins, wherein each of the sets of fins extends along a portion but not the entirety of the radially inner surface of the body. 12. The retaining ring of claim 11, wherein each of the sets of fins extends from approximately five degrees to approximately ninety degrees along the circumference of the radially inner surface of the body. 13. The retaining ring of claim 11, wherein each of the sets of fins extends from approximately five degrees to approximately fifteen degrees along the circumference of the radially inner surface of the body. 14. The retaining ring of claim 1, wherein the wing is integrally formed with the body such that the retainer is of a unitary construction. 15. The retaining ring of claim 1, wherein the radially outer surface is further formed with an exterior ridge extending axially inwardly from the axially outer surface, wherein the wing is formed with a back wall extending radially outwardly from the exterior ridge to the radially outermost surface. 16. The retaining ring of claim 1, wherein the wing is formed with a back wall extending radially outwardly and axially inwardly of the radially outer surface of the body. 17. The retaining ring of claim 1, wherein the radial inner surface has an axial length, and wherein the plurality of internal fins comprise a gripping segment that extends across the axial length of the radially inner surface. 18. A shoe gland retaining ring for a fitting, comprising: a unitary, ring-shaped body having radially inner and outer surfaces and axially inner and outer surfaces, wherein the radially inner surface is provided with a plurality of internal fins, each of the plurality of internal fins extending radially inwardly, and wherein the body has a resting diameter and is collapsible to a position where the body has a compressed diameter that is smaller than the resting diameter; anda wing extending radially outwardly from the radial outer surface between the axially inner and outer surfaces, wherein the radial outer surface is formed with an interior ridge extending axially from the axially inner surface to the wing, and wherein the wing includes an intermediate surface extending radially and axially outwardly from the interior ridge to a radially outermost surface of the radial outer surface, wherein a first fin has a first wall that extends radially inwardly from the radially inner surface of the body and does not extend axially in either direction, wherein the first fin further includes a second wall that extends axially outwardly and radially inwardly from the radially inner surface of the body, and wherein the first and second walls meet at a first fin edge, wherein a second fin has first and second walls that extend axially inwardly from the radially inner surface of the body, and wherein the first and second walls meet at a second fin edge, and further wherein the second fin edge lies radially inward of the first fin edge.
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