Valve for controlling air flow in a molded article holder
View Patent ↗Disclosed, amongst other things, is: (i) a valve ( 220, 320, 420, 520, 620 ) for controlling air flow in an air pressure channel ( 354, 454 ) of a molded article holder ( 50, 150, 250, 350, 450 ); (ii) a molded article holder ( 350, 450 ) co-operable with the valve ( 220, 320, 420, 520, 620 ); and (iii) a post-mold holding device ( 315, 415 ) including the molded article holder ( 350, 450 ) and valve ( 220, 320, 420, 520, 620 ).
1. A valve for controlling air flow in a molded article holder, the valve comprising:
a body defining a valve chamber for movably receiving a valve element, the valve chamber having a device portal and a plenum portal, the device portal being spaced apart from the plenum portal, in a direction of travel of the valve element;
the body defining a plenum, the plenum portal being defined by overlap-connected sidewalls of the valve chamber and plenum, the valve chamber being fluidly connected to the plenum through the plenum portal;
the plenum portal configured to be longer than the valve element, in the direction of travel of the valve element, and the plenum portal configured to retain the valve element in the valve chamber, at least in part.
2. The valve according to claim 1 , wherein:
the plenum portal is at least twice as long the valve element, in the direction of travel of the valve element.
3. The valve according to claim 1 , wherein:
with the valve element in an open position, a cross-sectional area of the plenum portal in front of the valve element is substantially the same, or greater, than a cross-sectional area of the device portal.
4. The valve according to claim 1 , wherein:
in a blocking position the valve element sealingly co-operable with a valve seat that is defined on at least one of: the body; and the molded article holder.
5. The valve according to claim 1 , wherein:
a cross-sectional area of the plenum and the valve chamber are substantially the same.
6. The valve according to claim 1 , wherein:
the valve chamber and plenum are provided by substantially straight channels that are staggered, radially and longitudinally, and parallel.
7. The valve according to claim 6 , wherein:
the plenum portal extends through the overlap-connected sidewall of the valve chamber, in the direction of travel of the valve element, from a base of the valve chamber to at least twice a length of the valve element.
8. The valve according to claim 7 , wherein:
the valve element is arranged in the valve chamber such that a portion of the valve element projects into the plenum as the valve element moves between an open position and a blocking position.
9. The valve according to claim 1 , wherein:
the device portal is configured for connection with a pressure channel of the molded article holder.
10. The valve according to claim 1 , wherein:
the body further includes a coolant channel for connecting the molded article holder to a coolant source.
11. The valve according to claim 1 , wherein:
the body is configured for interconnecting the holder with an post-mold holding device.
12. The valve according to claim 11 , further including:
a valve cap co-operable with the body, the valve cap configured for interconnecting the holder with the body, the valve cap defining a valve seat for the valve element.
13. A molded article holder, comprising:
a body defining a cavity for receiving the molded article, a pressure channel in the body extending into the cavity for affecting a pressure induced mobility control of a molded article with respect to the cavity; and
a valve for controlling air flow in the pressure channel, the valve comprising:
a body defining a valve chamber for movably receiving a valve element, the valve chamber having a device portal, connectable to the pressure channel, and a plenum portal, the device portal being spaced apart from the plenum portal, in a direction of travel of the valve element;
the body defining a plenum, the plenum portal being defined by overlap-connected sidewalls of the valve chamber and plenum, the valve chamber being fluidly connected to the plenum through the plenum portal;
the plenum portal configured to be longer than the valve element, in the direction of travel of the valve element, and the plenum portal configured to retain the valve element in the valve chamber, at least in part.
14. The molded article holder according to claim 13 , wherein:
the plenum portal is at least twice as long the valve element, in the direction of travel of the valve element.
15. The molded article holder according to claim 13 , wherein:
with the valve element in the open position, a cross-sectional area of the plenum portal in front of the valve element is substantially the same, or greater, than a cross-sectional area of the device portal.
16. The molded article holder according to claim 13 , wherein:
in a blocking position the valve element sealingly co-operable with a valve seat that is defined on at least one of: the body; and the molded article holder.
17. The molded article holder according to claim 13 , wherein:
a cross-sectional area of the plenum and the valve chamber are substantially the same.
18. The molded article holder according to claim 13 , wherein:
the valve chamber and plenum are provided by substantially straight channels that are staggered, radially and longitudinally, and parallel.
19. The molded article holder according to claim 18 , wherein:
the plenum portal extends through the overlap-connected sidewall of the valve chamber, in the direction of travel of the valve element, from a base of the valve chamber to at least twice a length of the valve element.
20. The molded article holder according to claim 19 , wherein:
the valve element is arranged in the valve chamber such that a portion of the valve element projects into the plenum as the valve element moves between an open position and a blocking position.
21. The molded article holder according to claim 13 , wherein:
the device portal is configured for connection with the pressure channel of the molded article holder.
22. The molded article holder according to claim 13 , wherein:
the body further includes a coolant channel for connecting the molded article holder to a coolant source.
23. The molded article holder according to claim 13 , wherein:
the body is configured for interconnecting the molded article holder with an post-mold holding device.
24. The molded article holder according to claim 23 , further including:
a valve cap co-operable with the body, the valve cap configured for interconnecting the holder with the body, the valve cap defining a valve seat for the valve element.
25. A post-mold holding device, comprising:
a molded article holder, comprising:
a body defining a cavity for receiving the molded article, a pressure channel in the body extending into the cavity for affecting a pressure induced mobility control of the molded article with respect to the cavity; and
a valve for controlling air flow in the pressure channel, the valve comprising:
a body defining a valve chamber for movably receiving a valve element the valve chamber having a device portal, connectable to the pressure channel, and a plenum portal, the device portal being spaced apart from the plenum portal, in a direction of travel of the valve element;
the body defining a plenum, the plenum portal being defined by overlap-connected sidewalls of the valve chamber and plenum, the valve chamber being fluidly connected to the plenum through the plenum portal;
the plenum portal configured to be longer than the valve element, in the direction of travel of the valve element, and the plenum portal configured to retain the valve element in the valve chamber, at least in part.
26. The post-mold holding device according to claim 25 , wherein:
the plenum portal is at least twice as long the valve element, in the direction of travel of the valve element.
27. The post-mold holding device according to claim 25 , wherein:
with the valve element in the open position, a cross-sectional area of the plenum portal in front of the valve element is substantially the same, or greater, than a cross-sectional area of the device portal.
28. The post-mold holding device according to claim 25 , wherein:
in a blocking position the valve element sealingly co-operable with a valve seat that is defined on at least one of: the body; and the molded article holder.
29. The post-mold holding device according to claim 25 , wherein:
a cross-sectional area of the plenum and the valve chamber are substantially the same.
30. The post-mold holding device according to claim 25 , wherein:
the valve chamber and plenum are provided by substantially straight channels that are staggered, radially and longitudinally, and parallel.
31. The post-mold holding device according to claim 30 , wherein:
the plenum portal extends through the overlap-connected sidewall of the valve chamber, in the direction of travel of the valve element from a base of the valve chamber to at least twice a length of the valve element.
32. The post-mold holding device according to claim 31 , wherein:
the valve element is arranged in the valve chamber such that a portion of the valve element projects into the plenum as the valve element moves between an open position and a blocking position.
33. The post-mold holding device according to claim 25 , wherein:
the device portal is configured for connection with the pressure channel of the molded article holder.
34. The post-mold holding device according to claim 25 , wherein:
the body further includes a coolant channel for connecting the molded holder to a coolant source.
35. The post-mold holding device according to claim 25 , wherein:
the body is configured for interconnecting the molded article holder with an post-mold holding device.
36. The post-mold holding device according to claim 35 , further including:
a valve cap co-operable with the body, the valve cap configured for interconnecting the molded article holder with the body, the valve cap defining a valve seat for the valve element.
37. The post-mold holding device according to claim 25 , wherein:
the post-mold holding device is an end-of-arm-tool.