Earplug
First Claim
1. An earplug having thin walls and having an external flange adapted to engage the pinna helix and tragus of the ear and with an inwardly extending conical portion adapted to fit into the concha and outer portion of the auditory canal, terminating in a rectangular knob with a flat substantially solid wall with a small hole in said wall, and with a small flange thereon, said knob sealing off the meatus of the external ear canal without substantially penetrating the external ear canal, said flange anchoring the plug at the entrance of the external ear canal, said plug being made of a soft plastic with a density of less than 1.
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Accused Products
Abstract
An earplug particularly adapted for use by surfers and swimmers is provided having a small hole therein which keeps out water but which allows the user to hear, said plug being made of a soft plastic having a density of less than 1 whereby said plug will float.
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Citations
2 Claims
- 1. An earplug having thin walls and having an external flange adapted to engage the pinna helix and tragus of the ear and with an inwardly extending conical portion adapted to fit into the concha and outer portion of the auditory canal, terminating in a rectangular knob with a flat substantially solid wall with a small hole in said wall, and with a small flange thereon, said knob sealing off the meatus of the external ear canal without substantially penetrating the external ear canal, said flange anchoring the plug at the entrance of the external ear canal, said plug being made of a soft plastic with a density of less than 1.
Specification
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- Resources
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Current AssigneeRobert T. Scott
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Original AssigneeRobert T. Scott
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InventorsScott, Robert T.
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Primary Examiner(s)Yasko, John D.
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Assistant Examiner(s)Scott, Christa K.
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Application NumberUS06/539,483Time in Patent Office691 DaysField of Search128/132 R, 128/151, 128/152US Class Current128/864CPC Class CodesA61F 11/08 internal, e.g. earplugsA61F 11/085 including an inner channel
