Blast plug

Details Blast plug Blast plug

1995-10-24

1998-11-24

Nelson, Peter A.

Ammunition and explosives

Blasting

Plug

F42D 300

Patent

active

058410600

ABSTRACT:
A plug device for absorbing the energy of an explosion generated during a blasting operation in a bore located in a rock formation including a cup-shaped member having an annular sidewall and a closure wall, the cup-shaped member being constructed of a yieldable material that allows the cup-shaped member to form a sealed engagement with the bore thereby forming a barrier to the explosive force, the cup-shaped member includes a corrugated construction on the annular sidewall.

REFERENCES:
patent: 685261 (1901-10-01), Crane
patent: 921144 (1909-05-01), McGregor
patent: 2007568 (1935-07-01), Heitzman
patent: 2115388 (1938-04-01), Heitzman
patent: 2403386 (1946-07-01), Lubelsky et al.
patent: 2449645 (1948-09-01), Du Pont et al.
patent: 2811839 (1957-11-01), McReynolds, Jr.
patent: 3041973 (1962-07-01), Sanders
patent: 3126827 (1964-03-01), McReynolds, Jr.
patent: 3173368 (1965-03-01), Griffith et al.
patent: 3362478 (1968-01-01), McReynolds, Jr.
patent: 3366056 (1968-01-01), Thunell et al.
patent: 3608491 (1971-09-01), Botes
patent: 3785291 (1974-01-01), Bergbauer et al.
patent: 3952656 (1976-04-01), Fox et al.
patent: 3954058 (1976-05-01), Sanders et al.
patent: 4470352 (1984-09-01), Leperre
patent: 4660644 (1987-04-01), Egnor
patent: 4754705 (1988-07-01), Worsey
patent: 5198613 (1993-03-01), Jenkins, Jr.
patent: 5247886 (1993-09-01), Worsey

Affiliated with

Also associated with

Rating

Blast plug does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1705045