Multiple Glass Sheet Units and Divider Units Therefor (Patent No: 684476)

Inventor: Custom Glass (Prairie Division) Ltd.

Location: Edmonton

Comments: N/A

Description:
The embodiments of the invention in which an exclusive privilege or property is claimed are defined as follows:

1. A divider unit for multiple glass sheet units comprising an elongated tubular member having an inner wall, opposed aide walls and an outer web extending between the side walls and combining with said inner and side walls to form an enclosure for a desiccant, at least portions of said side walls being arranged so that said portions project outwardly laterally farther than any other part of the tubular member, at least one of said portions being tree from at least part of the inner wall whereby said portions can move towards and away from each other, grooves formed in am extending longitudinally of the side walls and opening outwardly therefrom near said outer web for receiving a sealant, and a tortuous passage of thin cross section formed in and co-extensive with one of said walls and communicating at an inner end with the interior of the tubular member and at an opposite outer end with the atmosphere outside said member.

2. A divider unit for multiple glass sheet units comprising an elongated tubular member having an inner wall, opposed side walls and an outer web curving outwardly from and extending between the side walls and combining with said inner and side walls to form an enclosure for a desiccant, at least portions of said side walls being arranged so that said portions project outwardly laterally farther than any other part of the tubular member, at least one of said portions being free from at least part of the inner wall whereby said portions can move towards and away from each other, grooves formed in and extending longitudinally of the side walls and opening outwardly therefrom near said outer web for receiving a sealant, and a tortuous passage of thin cross section formed in and coextensive with one of said walls and communicating at an inner end with the interior of the tubular member and at an opposite outer end with the atmosphere outside said member.


3. A divider unit for multiple glass sheet units comprising an elongated tubular member having an inner wall, opposed side walls and an outer web extending between the side walls and combining with said inner and side walls to form an enclosure for a desiccant, a protuberance on and forming part of each side wall extending longitudinally thereof and spaced from the inner wall and the outer web, each protuberance having a substantially flat outer face and forming in its side wall a longitudinally-extending groove near the outer web for receiving, a sealant, at least one of said protuberances being free from at least part of the inner wall whereby said protuberances can move towards and away from each other, and a tortuous passage of thin cross section formed in and co-extensive with one of said walls and communicating at an inner end with the interior of the tubular member and at an opposite outer end with the atmosphere outside said member.


4. A divider unit as claimed in claim 1, 2 or 3 in which the tortuous passage is formed by lapping in spaced relationship parts of the wall in which said passage is formed.


5. A divider unit as claimed in claim 1, 2 or 3 in which the tortuous passage is formed in the inner wall.


6. A divider unit as claimed in claim 1, 2 or 3 in which the tortuous passage is formed in one of the side walls.


7. A multiple glass sheet unit comprising a pair of parallel glass sheets, a divider unit at the peripheral edges of said sheets spacing the latter apart and forming therewith a closed-in space therebetween, said divider unit comprising an elongated tubular member having an inner wall facing said closed-in space, opposed side walls and an outer web facing outwardly of the enclosure and combining with said inner and side walls to

form an enclosure for a desiccant, at least portions of said side walls being arranged so that said portions project outwardly laterally farther than any other part of the tubular member to bear against the adjacent glass sheets, at least one of said portions being free from at least part of the inner wall whereby said portions can move towards and away from each other under pressure from the sheets, grooves formed in ak1d extending longitudinally of the side walls and opening outwardly therefrom toward an adjacent glass sheet near said outer web, and a tortuous passage of thin cross section formed in and co-extensive with one of said walls and communicating at an inner end with the interior of the tubular member and at an opposite outer end with the space between the sheets; and a sealant in mid grooves against the glass sheets and over said outer web.

8. A multiple glass sheet unit comprising a pair of parallel glass sheets, a divider unit at the peripheral edges of said sheets spacing the latter apart and forming therewith a closed-in space therebetween, said divider unit comprising an elongated tubular member having an inner wall facing said closed-in space, opposed side walls bearing against the glass sheets and an outer web facing outwardly of the enclosure and combining with said inner and side walls to form an enclosure for a desiccant, a protuberance on and forming part of each side wall extending longitudinally thereof ,and spaced from the inner wall and the outer web, each protuberance having a substantially flat outer face bearing against an adjacent glass sheet and forming in its side wall a longitudinally-extending groove near the outer web, at least one of said protuberances being free from at least part of the inner wall whereby said protuberances can move towards and away from each other under pressure from the sheets, and a tortuous passage of thin cross section formed in and co-extensive with one of said walls and communicating at an inner end with the interior of the tubular member and at an opposite outer end with the space between the sheets; and a sealant in said grooves against the glass sheets and over said outer web.

9. A multiple glass sheet unit as claimed in claim 7 or 8 in which the tortuous passage in the divider unit is formed by lapping in spaced relationship parts of the wall of said divider unit in which said passage is formed.

10. A multiple glass sheet unit as claimed in claim 7 or 8 in which the tortuous passage is formed in the inner wall of the divider unit.

11. A multiple glass sheet unit as claimed in claim 7 or 8 in which the tortuous passage is formed in one of the side walls of the divider unit.

12. A divider unit for multiple glass sheet units comprising an elongated tubular member having an inner wall, opposed side walls and an outer web extending between the side walls and combining with said inner and side walls to form an enclosure for a desiccant, said inner wall being wider than the rest of the tubular member to form portions projecting outwardly laterally from said member and adapted to bear against glass sheets, said inner wall being formed in two parts which overlap inwardly from said portions and are spaced from each other to form a passage of thin cross section therebetween and co-extensive with said inner wall in communication at an inner end with the interior of the tubular member and at an opposite outer end with the atmosphere outside said member, and said projecting portions forming grooves along the side walls for receiving a sealant.

13. A divider unit as claimed in claim 12 in which the outer end of the passage is near one of said projecting portions, and including a plurality of small holes in the inner wall near and along the other of said projecting portions.

14. A divider unit as claimed in claim 12 in which each side wall is of concave formation in cross section.

15. A divider unit as claimed in claim 14 in which the outer web is of convex formation in cross section.

16. A divider unit for multiple glass sheet units comprising an elongated tubular member having an inner wall, opposed side walls and an outer web extending between the side walls and combining with said inner and side walls to for an enclosure far a desiccant, a protuberance on and forming part of each side wall extending longitudinally thereof and spaced from the inner wall and the outer web, each protuberance having a substantially flat outer face and forming in its side wall a longitudinally-extending groove near the outer web for receiving a sealant, said inner wall being formed in two parts which overlap and are spaced from each other to form a passage of thin cross section therebetween and co-extensive with said inner wall in communication at an inner end with the interior of the tubular member and at an opposite outer end with the atmosphere outside said member.


17. A divider unit for multiple glass sheet units comprising an elongated tubular member having an inner wall, opposed side walls and an outer web extending between the side walls and combining with said inner and side walls to form an enclosure for a desiccant, a protuberance on and forming part of each side wall extending longitudinally thereof and spaced from the inner wall and the outer web, each protuberance having a substantially flat outer face and forming in its side wall a longitudinally extending groove near the outer web far receiving a sealant, the protuberance of one of said side walls being formed in two parts which overlap and are spaced from each other to form a passage of thin cross section therebetween and co-extensive with said side wall in communication at an inner end with the interior of the tubular member and at an opposite outer end with the atmosphere outside said member.


18. A divider unit as claimed in claim 17 in which said protuberances are spaced along the side walls away from the inner wall.


19. A divider unit as claimed in claim 16, 17 or 18 in which the substantially flat outer surfaces of the protuberances are formed with microcorrugations therein extending from edge to edge thereof.


20. A divider unit for multiple glass sheet units comprising an elongated tubular member having an inner wall, opposed side walls and an outer web extending between the side walls and combining with said inner and side walls to form an enclosure for a desiccant, a protuberance on and forming part of each side wall extending longitudinally thereof and spaced from the inner wall and the outer web, each protuberance having a substantially flat outer face and forming in its side wall a longitudinally extending groove near the outer web for receiving a sealant, the protuberance of one of said side walls being spaced along said wall away from the inner wall, said one side wall being formed in two overlapping parts between the protuberance thereof and the inner wall, a first of said parts being connected to the inner wall and extending towards the protuberance of said one wall and the second of said parts being connected to the last-mentioned protuberance and extending inside and spaced from said first part to form a passage of thin cross section therebetween in communication at an inner end with the interior of the tubular member and at an opposite outer end with the atmosphere outside said member, and said projecting portions forming grooves along the side walls for receiving a sealant.


21. A divider unit as claimed in claim 20 in which said first part is formed with grooves in its outer surface extending from the outer end of said passage to and through said inner wall.


FETHERSTONHAUGH & CO.,
789 West Pender Street, Vancouver, British Columbia, Patent Agents of the Applicant.