Apparatus for measuring dimensional change of materials
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United States of America Patent
Stats
-
Jan 1, 1985
Grant Date -
N/A
app pub date -
Mar 1, 1982
filing date -
Mar 1, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An apparatus for measuring the dimensional changes which occur in a material, especially a polymer, during polymerization, or curing comprising a mold constructed of polytetrafluoroethylene having a bottom member to which are fixedly attached two side members and a front member to which is slidably attached to the bottom and side members a movable back member to form a cavity for receiving the material; and screws which ultimately are embedded in the material extending into the cavity are attached to the front and back member wherein movement of the back member resulting from dimensional changes during polymerization or curing are monitored by a dial gauge.
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