Pipes and tubular conduits – Repairing
Patent
1976-09-22
1979-03-13
Engle, Samuel W.
Pipes and tubular conduits
Repairing
138172, 176 87, G21C 900, F16L 904
Patent
active
041441257
ABSTRACT:
Rupture protection device for hollow cylindrical members having, in installed condition thereof, respective projections at the axial ends thereof protruding beyond the diameter thereof and forming axial stops, includes a plurality of rings serially connectible to one another in axial direction of a hollow cylindrical member and slideable onto the hollow cylindrical member together with at least one divided filler ring so as to form a closed ring unit covering the hollow cylindrical member, the rings being formed with respective overlapping zones at adjoining end face regions thereof constituting respective encircling projections and recesses complementary thereto in mutual engagement and respectively overlying and underlying one another, the filler ring being at least bipartite and formed with both end face regions thereof having encircling projections overlying respective recesses formed in the rings adjoining the filler ring so as to facilitate insertion of the filler ring radially on a hollow cylindrical member, and a locking ring axially slideable on the ring unit including the filler ring for securing the parts of the filler ring in installed condition thereof on a hollow cylindrical member, the locking ring being seatingly mounted with matching fit on the outer periphery of the filler ring.
REFERENCES:
patent: 1529719 (1925-03-01), Romeyn
patent: 2355336 (1944-08-01), Shafer
patent: 3930943 (1976-01-01), Michel et al.
patent: 4036700 (1977-07-01), Dorner
Engle Samuel W.
Kraftwerk Union Aktiengesellschaft
Lerner Herbert L.
Palo Ralph
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