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US 5,639,131 AGranted
Tamper resistant seal with controlled break
AssigneeStoffel Seals Corporation
InventorCharles Fuehrer
Life of this patent
Estimating the term…
Abstract
A tamper resistant seal and method of forming a seal including a strip having at least one end portion which is foldable about one or more score lines each having two or more segments which converge with one another across the strip generally obliquely relative to a longitudinal axis thereof and wherein the end portion is caused to be severed in a controlled manner to provide visual evidence of tampering.
Claims19
A tamper indicating seal comprising:
- a body portion having a front surface and first and second side edges, at least one severable end portion extending from said body portion, said body portion having a longitudinal axis, a first score line in said front surface of said body portion, said score line separating said at least one severable end portion and said body portion, said first score line including first and second segments, said first segment extending from said first edge toward said longitudinal axis and said second segment extending from said second edge toward said longitudinal axis, said first and second seqments converging toward one another so as to meet with one another at a point spaced intermediate said side edges, and each of said first and second segments extending at an oblique angle relative to said longitudinal axis of said body portion whereby said at least one severable end portion will be severed from said body portion upon a predetermined pivotal movement of said at least one severable portion about said first and second segments of said first score line relative to said body portion.
Dependencies are inferred from the claim text.