Concrete crusher
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 12, 1994
Grant Date -
N/A
app pub date -
Feb 3, 1992
filing date -
Aug 27, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides a concrete crusher comprising an upper jaw and a lower jaw which are connected to each other through a pivot pin and adapted to be opened and closed by a hydraulic cylinder, the lower jaw having a plurality of longitudinal cutters extending perpendicular to the pivot pin and arranged in the form of a fork, the upper jaw having a large rough cutter extending perpendicular to the pivot pin, the lower jaw further having a plurality of cross cutter bars arranged in a grate-like pattern avoiding the position of descent of the large rough cutter, the upper jaw further having a surfacing plate member facing the lower jaw and having a plurality of cross cutter bars corresponding to the cross cutter bars of the lower jaw, with the large rough cutter interposed between rows of the cross cutter bars of the upper jaw.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully