Back to results
US 8,938,819 B2Granted
Protective goggles and lens assemblies with adjustable ventilation having reduced visual obstruction
AssigneeSmith Optics, Inc.
InventorJoseph R. McNeal
Life of this patent
Estimating the term…
Abstract
Lens assemblies and goggles are disclosed. One example goggle includes a lens assembly. The lens assembly includes a lens and a ventilation shutter configured to cover vent openings of the lens in a first position and expose the vent openings of the lens in a second position. The shutter has substantially the same transparency as the lens and is slidably attached to the lens by a button. The button extends from an exterior lens surface through the lens to an interior lens surface and has a button end configured to extend through the shutter.
Claims14
A goggle, comprising:
- a lens having first surface and a second surface opposite of the first surface, the lens further having a plurality of vent openings and having a button opening elongated in shape;
- a button configured to fit and slide in the button opening, the button having a portion extending through the lens from the first surface to the second surface and terminating in a button end;
- and
- a shutter having a plurality of vent openings and a button attachment opening, the shutter proximate the second surface of the lens, the button end configured to extend through the button attachment opening, wherein the shutter is attached to the button end at the button attachment opening by the button end extending through the button attachment opening the vent openings of the shutter overlapping the vent openings of the lens with the button in a first position and the vent openings of the lens covered by the shutter with the button in a second position.
1 more element
A goggle, comprising:
- a lens assembly including a lens, the lens assembly further having a ventilation shutter configured to cover vent openings of the lens in a first position and expose the vent openings of the lens in a second position, the shutter having a substantially same transparency as the lens and being slidably attached to the lens by a button, the button extending from an exterior lens surface through the lens to an interior lens surface and having a button end configured to extend through the shutter, wherein the button end having a first dimension suitable to fit through a button attachment opening of the shutter when inserted and a second dimension greater than the first dimension to prevent the button end from being pulled back through the button attachment opening.
A goggle, comprising:
- a lens having first surface and a second surface opposite of the first surface, the lens further having a plurality of vent openings and having a button opening;
- a button configured to fit and slide in the button opening, the button having a button head and a portion extending through the lens from the first surface to the second surface;
- and
- a shutter having a plurality of vent openings and a button attachment opening, the shutter proximate the second surface of the lens, wherein the button head is larger in a dimension than a corresponding dimension of the button opening to hold the shutter against the second surface.
1 more element
Dependencies are inferred from the claim text.