Drainage channel with locking grate
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United States of America Patent
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-
Dec 23, 1986
Issued Date -
N/A
app pub date -
Aug 16, 1985
filing date -
Nov 23, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A slotted grate (2) is provided for being positioned in and covering the opening of the channel body (1) of a drainage channel. Anchor means are provided for detachably securing grate (2) to channel body (1) and include a bolt (4) rotatably mounted on grate (2) and having an end (14) extending into channel body (1). A locking strap (5) is carried transversely by bolt (4) for rotation within channel body (1) into and out of proximity to the walls (7, 7') of channel body (1). Locking blocks (8, 8') are carried by walls (7, 7') and secure locking strap (5) within locking blocks (8, 8') upon rotation of locking strap (5) in one direction, and permit detachment of locking strap (5) upon rotation of locking block (5) in the other direction. Therefore, grate (2) can be easily and quickly secured to or detached from channel body (1), as desired.
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