Three-knife trimmer
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 17, 1981
Grant Date -
N/A
app pub date -
Nov 29, 1979
filing date -
Dec 7, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Cutting apparatus with three blades, for trimming three sides of an inner book or the like, having a drive system which permits the simultaneous trimming of two opposed sides of the work closely followed by the trimming of the third side. Operation of the third cutting blade while the other two are still in motion is permitted by driving the simultaneously operated blades along a multi-directional orbital path.
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