Extensible line brattice

Flexible or portable closure – partition – or panel – Fabric fastening means – To elongated element

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

160201, 299 12, E21F 100

Patent

active

046075682

ABSTRACT:
This invention pertains to an extensible line brattice which comprises a track system and an extensible brattice frame with an attached brattice cloth cover mounted on said track system for extension into an unprotected portion of a mine passageway.

REFERENCES:
patent: 2729065 (1956-01-01), Craggs et al.
patent: 3095034 (1963-06-01), Francis
patent: 3389514 (1968-06-01), Horvath
patent: 3715969 (1973-02-01), Burgess, Jr.
patent: 4180352 (1979-12-01), Divers et al.
patent: 4282802 (1981-08-01), Divers et al.
patent: 4494894 (1985-01-01), Divers et al.
patent: 4542681 (1985-09-01), Milam
"The Use of Brattice Cloth in Coal Mines", Reports of Investigations, Department of Commerce-Bureau of Mines, Serial No. 2873, May, 1928.
"Flame Spread Evaluation of Ventilation Cloth", Bureau of Mines Report of Investigations/1972-RI 7625.
"Bureau of Mines Damage-Resistant Brattice" Bureau of Mines Report of Investigations/1978, RI 8270.
"Problem-Solving Uses of Equipment-a Key to Evolving Technology", USBM Develops Damage-Resistant Brattice, Engineering and Mining Journal-Sep., 1978.
"Mobile Curtain", Mining Journal--Dec. 29, 1978, p. 506.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Extensible line brattice does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Extensible line brattice, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Extensible line brattice will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2306594

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.