In-floor swimming pool cleaning head with reversible bayonet
View Patent ↗An incrementally rotating in-floor swimming pool cleaning head with retainer body, a nozzle stem, a ratcheting pin, a plurality of cam teeth configured to engage the ratcheting pin, wherein the nozzle stem is configured to reciprocally ratchet, a top ring, and a reversible bayonet. The reversible bayonet includes a plurality of lugs on an inner surface of the reversible bayonet, the plurality of lugs closer to a second end than to a first end, and the plurality of lugs of configured to couple to a bayonet connector of the nozzle stem in each of a first orientation configured for a spring powered retracting nozzle, and a second orientation configured for a weighted retraction nozzle.
1. An incrementally rotating in-floor swimming pool cleaning head comprising:
a retainer body comprising a first end, and a second end opposite the first end of the retainer body with a plurality of locking lugs on an outer surface of the retainer body adjacent the second end of the retainer body;
a nozzle stem extending through the retainer body, the nozzle stem comprising a cleaning nozzle at a first end of the nozzle stem and a bayonet connector at a second end of the nozzle stem;
a ratcheting pin coupled to the nozzle stem;
a plurality of cam teeth within the retainer body and configured to engage the ratcheting pin, wherein the nozzle stem is configured to reciprocally ratchet in a first angular direction in response to intermittent water pressure passing through the nozzle stem as the plurality of cam teeth engage the ratcheting pin;
a top ring coupled to the first end of the retainer body and comprising an opening sized to allow the nozzle stem to extend through the top ring; and
a reversible bayonet comprising a first end comprising a plurality of spacer ribs extending longitudinally within the reversible bayonet from adjacent the first end to a plurality of lugs extending inward from an inner surface of the reversible bayonet, and a second end, wherein the plurality of lugs is closer to the second end than the first end and the plurality of lugs of the reversible bayonet is configured to couple to the bayonet connector of the nozzle stem in each of a first orientation with the first end of the reversible bayonet closest to the first end of the nozzle stem and a second orientation with the second end of the reversible bayonet closest to the first end of the nozzle stem;
wherein when the reversible bayonet is in the first orientation and the cleaning head further comprises a spring washer surrounding the nozzle stem and a spring positioned between the reversible bayonet and the spring washer around the nozzle stem, the cleaning head is configured to operate as a spring powered retracting nozzle; and
wherein when the reversible bayonet is in the second orientation and the cleaning head further comprises a retraction weight around the nozzle stem and dampening washer between the retraction weight and the retainer body, the cleaning head is configured to operate as a weighted retraction nozzle.
2. The incrementally rotating in-floor swimming pool cleaning head of claim 1 , wherein the bayonet connector on the second end of the nozzle stem further comprises at least one stem lock indent recessed into an outer surface of the nozzle stem and extending longitudinally along a portion of the second end of the nozzle stem on both sides of a bayonet insertion gap recessed into the outer surface of the nozzle stem; and wherein the reversible bayonet further comprises at least one bayonet lock extending longitudinally along the inner surface of the reversible bayonet between the plurality of lugs and the second end of the reversible bayonet; the at least one bayonet lock extending into the at least one stem lock indent of the nozzle stem and engaging the nozzle stem when the reversible bayonet is coupled to the second end of the nozzle stem.
3. The incrementally rotating in-floor swimming pool cleaning head of claim 1 , wherein the reversible bayonet is configured to engage the bayonet connector of the nozzle stem through a twist of the reversible bayonet in relation to the nozzle stem.
4. The incrementally rotating in-floor swimming pool cleaning head of claim 1 , wherein the plurality of cam teeth within the retainer body exist on an inner surface of a removable cam unit surrounding the nozzle stem within the retainer body, the removable cam unit having no moving parts.
5. The incrementally rotating in-floor swimming pool cleaning head of claim 4 , wherein when the plurality of cam teeth engage the ratcheting pin in a first orientation with a first outer edge of the cam unit oriented closest to the top ring, the nozzle stem is configured to reciprocally ratchet in a clockwise direction in response to intermittent water pressure passing through the nozzle stem, and when the plurality of cam teeth on the cam unit engages the ratcheting pin in a second orientation with a second outer edge of the cam unit, opposite the first outer edge, closest to the pin top ring, the nozzle stem is configured to reciprocally ratchet in a counter-clockwise direction in response to intermittent water pressure passing through the nozzle stem.
6. An incrementally rotating in-floor swimming pool cleaning head comprising:
a retainer body comprising a first end, and a second end opposite the first end of the retainer body;
a nozzle stem extending through the retainer body, the nozzle stem comprising a cleaning nozzle at a first end of the nozzle stem and a bayonet connector at a second end of the nozzle stem;
a ratcheting pin coupled to the nozzle stem;
a plurality of cam teeth within the retainer body and configured to engage the ratcheting pin to reciprocally guide the nozzle stem in a first angular direction in response to intermittent water pressure passing through the nozzle stem; and
a reversible bayonet comprising a first end comprising a plurality of spacers within the reversible bayonet between the first end and a plurality of lugs extending inward from an inner surface of the reversible bayonet, and a second end, wherein the plurality of lugs is closer to the second end than the first end and the plurality of lugs of the reversible bayonet is configured to couple to the bayonet connector of the nozzle stem in each of a first orientation with the first end of the reversible bayonet closest to the first end of the nozzle stem and a second orientation with the second end of the reversible bayonet closest to the first end of the nozzle stem;
wherein when the reversible bayonet is in the first orientation, the cleaning head is configured to operate as a spring powered retracting nozzle, and wherein when the reversible bayonet is in the second orientation, the cleaning head is configured to operate as a weighted retraction nozzle.
7. The incrementally rotating in-floor swimming pool cleaning head of claim 6 , the cleaning head further comprising a spring washer surrounding the nozzle stem and a spring positioned between the reversible bayonet and the spring washer.
8. The incrementally rotating in-floor swimming pool cleaning head of claim 6 , the cleaning head further comprising a retraction weight around the nozzle stem and a dampening washer between the retraction weight and the retainer body.
9. The incrementally rotating in-floor swimming pool cleaning head of claim 6 , wherein the bayonet connector on the second end of the nozzle stem further comprises at least one stem lock on an outer surface of the nozzle stem on both sides of a bayonet insertion gap; and wherein the reversible bayonet further comprises at least one bayonet lock on the inner surface of the reversible bayonet between the plurality of lugs and the second end of the reversible bayonet; the at least one bayonet lock matingly engaging with the at least one stem lock and engaging the nozzle stem when the reversible bayonet is coupled to the second end of the nozzle stem in each of the first orientation and the second orientation.
10. The incrementally rotating in-floor swimming pool cleaning head of claim 6 , wherein the reversible bayonet is configured to engage the bayonet connector of the nozzle stem through a twist of the reversible bayonet in relation to the nozzle stem.
11. The incrementally rotating in-floor swimming pool cleaning head of claim 6 , wherein the plurality of cam teeth within the retainer body exist on an inner surface of a removable cam unit surrounding the nozzle stem within the retainer body, the removable cam unit having no moving parts.
12. The incrementally rotating in-floor swimming pool cleaning head of claim 11 , wherein when the plurality of cam teeth on the cam unit engage the ratcheting pin in a first orientation with a first outer edge of the cam unit oriented closest to the top ring, the nozzle stem is configured to reciprocally ratchet in a clockwise direction in response to intermittent water pressure passing through the nozzle stem, and when the plurality of cam teeth on the cam unit engages the ratcheting pin in a second orientation with a second outer edge of the cam unit, opposite the first outer edge, closest to the pin top ring, the nozzle stem is configured to reciprocally ratchet in a counter-clockwise direction in response to intermittent water pressure passing through the nozzle stem.
13. An incrementally rotating in-floor swimming pool cleaning head comprising:
a retainer body;
a nozzle stem extending through the retainer body and comprising a cleaning nozzle at a first end of the nozzle stem and a connector at a second end of the nozzle stem;
a ratcheting pin coupled to the nozzle stem;
a plurality of cam teeth within the retainer body and configured to engage the ratcheting pin to reciprocally guide the nozzle stem in a first angular direction in response to intermittent water pressure passing through the nozzle stem; and
a reversible bayonet comprising a first end and a second end opposite the first end and having a reversible bayonet connector closer to the second end than to the first end, the reversible bayonet connector configured to engage the connector of the nozzle stem in each of a first orientation with the first end of the reversible bayonet closest to the first end of the nozzle stem and a second orientation with the second end of the reversible bayonet closest to the first end of the nozzle stem.
14. The incrementally rotating in-floor swimming pool cleaning head of claim 13 , wherein when the reversible bayonet is in the first orientation, the cleaning head is configured to operate as a spring powered retracting nozzle, and wherein when the reversible bayonet is in the second orientation, the cleaning head is configured to operate as a weighted retraction nozzle.
15. The incrementally rotating in-floor swimming pool cleaning head of claim 13 , the cleaning head further comprising a spring washer surrounding the nozzle stem and a spring positioned between the reversible bayonet and the spring washer.
16. The incrementally rotating in-floor swimming pool cleaning head of claim 13 , the cleaning head further comprising a retraction weight around the nozzle stem and a dampening washer between the retraction weight and the retainer body.
17. The incrementally rotating in-floor swimming pool cleaning head of claim 13 , wherein the connector on the second end of the nozzle stem further comprises at least two stem locks; and wherein the reversible bayonet further comprises at least one bayonet lock on the surface of the reversible bayonet adjacent the second end of the reversible bayonet; the at least one bayonet lock matingly engaging only one of the at least two stem locks and engaging the nozzle stem when the reversible bayonet is coupled to the second end of the nozzle stem in each of the first orientation and the second orientation.
18. The incrementally rotating in-floor swimming pool cleaning head of claim 13 , wherein the reversible bayonet is configured to engage the connector of the nozzle stem through a twist of the reversible bayonet in relation to the nozzle stem.
19. The incrementally rotating in-floor swimming pool cleaning head of claim 13 , wherein the plurality of cam teeth within the retainer body exist on an inner surface of a removable cam unit surrounding the nozzle stem within the retainer body and the removable cam unit is a stationary cam unit in that it has no parts that move during operation of the cleaning head in relation to any other part of the removable cam unit.
20. The incrementally rotating in-floor swimming pool cleaning head of claim 19 , wherein when the plurality of cam teeth on the cam unit engage the ratcheting pin in a first orientation with a first outer edge of the cam unit oriented closest to the top ring, the nozzle stem is configured to reciprocally ratchet in a clockwise direction in response to intermittent water pressure passing through the nozzle stem, and when the plurality of cam teeth on the cam unit engages the ratcheting pin in a second orientation with a second outer edge of the cam unit, opposite the first outer edge, closest to the pin top ring, the nozzle stem is configured to reciprocally ratchet in a counter-clockwise direction in response to intermittent water pressure passing through the nozzle stem.