Collection:
Juneau—Douglas City Museum
Object ID:
2007.22.077A—
Accession#:
2007.22
Credit Line:
Transferred from the U.S. Bureau of Land Management.
Object Name:
Crusher, Jaw
Title:
Pulverizer
Date:
1/1/1950
Year Range from:
1950
Year Range to:
1996
Description:
Pulverizer. Braun Pulverizer Type UA

A. Pulverizer and electric motor on a wooden table. On the proper left is the pulverizer. On top of a steel lid is printed: "Braun Pulverizer Type UA Mfd. By Braun Corp Los Angeles.

On the proper right is an electric motor that drives belts which run the crusher. The motor was manufactured by "Sterling Motor" and is model E—2517. There is an identification plate on the PR of the motor housing.

On the front corner, proper right is a grey metal box which is the poer control box for the entire apparatus. It is manufactured by General Electric. There is a reset button at the bottom center of the control.

The three elements are attached to a specially designed and built cart which has casters

B. Steel attachment designed to bolt on to the proper—right case housing for the pulverizer itself. Consists of piece of steel with an arc in it. The bottom has three holes drilled through the steel which takes bolts that fasten it to the pulverizer housing. There is a drop of gray paint that runs along the front back and side of the piece. Along the bottom half of its outside edge there is s thick steel spine that tapers off as it runs up the piece
Notes:
Serial number 37784, the serial number plate is missing from the machine.

Extensive information aobut the maintenance and installation instructions for this piece of equipment are available in the accession file.

Part B is stored in collections storage at V—B—3. This part is intended to hold the heavy steel cover of the pulverizer when it is open.
Search Terms:
JMIC
Milling
Mill
Mining
Mine
T&E
Assaying
Subjects:
Mechanical works
Milling machines
Click to Enlarge
CrusherCrusher
Crusher DetailCrusher Detail
Crusher detail 2Crusher detail 2
2007.22.077 B2007.22.077 B