Method, apparatus and system for filling and using bags for...

Details Method, apparatus and system for filling and using bags for... Method, apparatus and system for filling and using bags for...

2007-08-07

2007-08-07

Douglas, Steven O. (Department: 3771)

Fluent material handling, with receiver or receiver coacting mea

Material guides or supply with receiver supports

C141S316000, C249S099000

Reexamination Certificate

active

11176950

ABSTRACT:
A grout bag housing support in the shape of cylinder has an upper open end and a lower open end, with a sidewall having passageways at the lower end through which water may drain during the grout bag filling operation. A securing collar is dimensioned to fit in the upper end of the cylinder in order to hold a grout bag firmly in place while being filled, and to thereafter permit removal of the grout bag upon removal of the securing collar.

REFERENCES:
patent: 2678764 (1954-05-01), Carlson
patent: 3679125 (1972-07-01), Forance et al.
patent: 3762599 (1973-10-01), Bourgeois
patent: 3818956 (1974-06-01), Chamberlain
patent: 4248278 (1981-02-01), Blodgett
patent: 5170516 (1992-12-01), Davison
patent: 5538050 (1996-07-01), Galdon
patent: 5918651 (1999-07-01), Gazdy et al.
patent: 5950251 (1999-09-01), Cost et al.

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