Clip-on belay glasses

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Description

FIG. 1 shows a perspective view of the invention, attached to a sample pair of eyeglasses.

FIG. 2 is a second perspective view of the invention attached to a sample pair of eyeglasses. This figure depicts the embodiment as seen from below and to the side.

FIG. 3 is a perspective view, shown without eyeglasses.

FIG. 4 is a front view of the invention.

FIG. 5 is a top view of the invention.

FIG. 6 is a back view of the invention (i.e., as seen from the viewpoint of the eyeglass wearer).

FIG. 7 is a bottom view of the invention.

FIG. 8 is a left side view of the invention. The right side is substantially a mirror image of the left side; and,

FIG. 9 is an exploded view, showing right and left optical prisms, right and left prism supports/eyeglass clips; and transverse support.

Dashed lines (e.g., the eyeglasses of FIGS. 1 and 2) are directed to environment and form no part of the invention.

Claims

We claim the ornamental design for clip-on belay glasses, as shown and described.

Referenced Cited
U.S. Patent Documents
4679916 July 14, 1987 Roller et al.
5173720 December 22, 1992 Lee et al.
5760865 June 2, 1998 Webster
D691191 October 8, 2013 Aalam
Patent History
Patent number: D730974
Type: Grant
Filed: Feb 13, 2014
Date of Patent: Jun 2, 2015
Assignee: Belay Optics LLC (Firestone, CO)
Inventors: Elyn E. Lytton (Firestone, CO), Chad E. Dewey (Omaha, NE), Alan R. Lytton (Firestone, CO)
Primary Examiner: Raphael Barkai
Application Number: 29/482,060