Recoverable sleeve

Details Recoverable sleeve Recoverable sleeve

1975-06-16

1982-07-13

Dixon, Jr., William R.

Pipes and tubular conduits

Distinct layers

Bonded to each other

29235, 29423, 29450, 29868, 138103, 156 49, 156 86, 156155, 156344, 174135, 174DIG8, 428 36, 428 43, 428913, F16L 914, H01B 700, B29C 2700, B32B 3100

Patent

active

043389708

ABSTRACT:
A recoverable tubular article comprising an elastomeric sleeve held in an expanded or extended condition and capable of recovering to its unexpanded condition of smaller diameter upon the removal of an outer restraint, an outer restraint, essentially tubular in configuration, bonded to said elastomeric sleeve, said restraint and said bond between the sleeve and the restraint being sufficiently strong to retain the elastomeric sleeve in its expanded condition under ordinary conditions of storage and said restraint being capable of being segmented and peeled from said elastomeric sleeve to permit said sleeve to recover to its original state.

REFERENCES:
patent: 2406592 (1946-08-01), Davies
patent: 2803056 (1957-08-01), Brissey, Jr. et al.
patent: 2993820 (1961-07-01), Marshall
patent: 3319328 (1967-05-01), Finger et al.
patent: 3396460 (1968-08-01), Wetmore
patent: 3474517 (1969-10-01), Menne
patent: 3515798 (1970-06-01), Sievert
patent: 3669824 (1972-06-01), Hess
patent: 3770556 (1973-11-01), Evans et al.
patent: 3824331 (1974-07-01), Mixon, Jr. et al.
patent: 3898369 (1975-08-01), Clabburn
patent: 4035534 (1977-07-01), Nyberg
patent: 4070746 (1978-01-01), Evans et al.
patent: 4135553 (1979-01-01), Evans et al.
patent: 4179320 (1979-12-01), Midgley et al.

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