Slot drain

Hydraulic and earth engineering – Drainage or irrigation

Reexamination Certificate

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Details

C405S118000, C404S002000, C404S004000

Reexamination Certificate

active

06905285

ABSTRACT:
A slot drain including a throat portion having two walls and a separator arranged to separate the two walls. The separator includes lateral projections passing through holes in the two walls. The lateral projections are bent over the two walls to retain the two walls against the separator as well as to maintain the separator in position.

REFERENCES:
patent: 1700889 (1929-02-01), Heltzel
patent: 3815213 (1974-06-01), Evans et al.
patent: 5538361 (1996-07-01), Beamer
patent: 5564857 (1996-10-01), Schluter
patent: 5971662 (1999-10-01), Becker et al.
patent: 0 167 384 (1986-01-01), None
patent: 0167384 (1986-01-01), None
patent: 0893545 (1999-10-01), None
“Bauelemente Der Feinmechanik,” Richter et al.,Bauelemente Der Feinmechanik, 1959, pp. 151-156.

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