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Developing a New Method for Roof Support Using Sonic Pin-setting Machines.

Authors
Morris-RL; Purcupile-JC
Source
For Reference Only At Bureau Libraries :95 pages
Link
NIOSHTIC No.
10002241
Abstract
This report describes the activities conducted in the development and testing of a first-generation sonic pin-setting machine that uses an oscillating force to insert roof pins in a mine roof. A theoretical model was developed and is shown in the report.
Publication Date
19770101
Document Type
CP; Final Contract Report;
Fiscal Year
1977
NTIS Accession No.
NTIS Price
Identifying No.
OFR 7-82
NIOSH Division
PRC;
Source Name
For Reference Only At Bureau Libraries
Performing Organization
Carnegie-mellon University
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