cotter pin
noun
,
Machinery
1.
a cotter having a split end that is spread after being pushed through a hole to prevent it from working loose.
Origin
1890-95
Examples from the web for
cotter pin
The ears of the
cotter pin
had apparently broken and allowed the
cotter pin
.
The accident occurred when the injured worker's vest was caught by the
cotter pin
.
On the other hand, a missing
cotter pin
in a critical location such as in a connecting rod could have serious consequences.
The earlier configuration incorporates a fixed shaft and
cotter pin
with a different aluminum impeller.
Probe the edges of all welded seams with a blunt tipped
cotter pin
removal tool.
Drag link and tie rod ends must be mechanically locked by
cotter pin
or other element.
British Dictionary definitions for
cotter pin
cotter pin
noun
(
machinery
)
1.
a split pin secured, after passing through holes in the parts to be attached, by spreading the ends
2.
a tapered pin threaded at the smaller end and secured by a nut after insertion