Closure fasteners – Seals – Rigid shackle ends
Patent
1986-12-05
1988-02-02
Moore, Richard E.
Closure fasteners
Seals
Rigid shackle ends
B65D 3334
Patent
active
047225629
ABSTRACT:
A tamperproof shackle seal comprising: a strap, a plug at one end of the strap, a housing at the other end of the strap, and a socket embedded within the housing; the strap, the plug and the housing having been integrally formed of a plastics material, and the socket having been separately formed of a plastics material; the plug including a leading end and a shoulder which faces away from said leading end; the housing having a sleeve-like wall which is integrally closed around the socket apart from at an open mouth; and the socket defining a cavity which is closed, apart from at an open entrance in alignment with said open mouth, with at least one resiliently deflectable portion of the socket protruding into said cavity; whereby, in use, said at least one resiliently deflectable portion flexes to permit insertion of the plug into the socket, and then abuts said shoulder to hold the plug captive in the socket.
REFERENCES:
patent: 4306745 (1981-12-01), Wenk
patent: 4319776 (1982-03-01), Moberg
patent: 4588218 (1986-05-01), Guiler et al.
patent: 4609218 (1986-09-01), Chevillard et al.
Buckman T. W.
ITW Limited, Fastex Division
Moore Richard E.
O'Brien J. P.
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