US154871A - Improvement in gun-sights - Google Patents

Improvement in gun-sights Download PDF

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US154871A
US154871A US154871DA US154871A US 154871 A US154871 A US 154871A US 154871D A US154871D A US 154871DA US 154871 A US154871 A US 154871A
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sights
cut
gun
invention
johnson
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41GWEAPON SIGHTS; AIMING
    • F41G1/00Sighting devices
    • F41G1/32Night sights, e.g. luminescent
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41GWEAPON SIGHTS; AIMING
    • F41G1/00Sighting devices
    • F41G1/01Sighting devices characterised by the visual combination effect of the respective geometrical forms of fore and rear sight

Description

UNITED STATES PATENT OFFICE.

SAMUEL W. JOHNSON, OF NEWTON, MASSACHUSETTS.

IMPROVEMENT IN GUN-SIGHTS.

Specification forming part of Letters Patent No. 154,871, dated September 8, 1874; application filed July 25, 1874.

To all whom 'it may concern:

Be it known that I, SAMUEL W. JOHNSON, of Newton, in the county of Middlesex, Massachusetts, have'invented a new and useful Improvement in Gun-Sights, of which the following is a speoication:

The invention will first be fully described,.

and then pointed out in the claims.

Figures l, 2, and 3 in the accompanying drawing are side elevations of guns, showing different forms of sights to which my invention is applicable. Figs. 4, 5, and 6 are crosssections ofFigs. 1, 2, and 3, respectively, showing the sights in side elevation.

Similar letters of reference indicate corresponding parts.

In carrying out my invention I make a hollow cavity, A, with a tile, cut in the bottom in the front face of the sight, surrounding the sight-Opening, or above or below, or on two opposite sides of it, and rub or revolve the end of a match or other phosphorescent compound 'rile-cut cavity, vA, on each side.

I am aware that phosphorus has been used on sights; but

What I claim is- Sghts for Ere-arms, havin g the file-cut cavities A, to adapt them to receive phosphorus, as set forth.

SAMUEL WATSON JOHNSON.

Witnesses:

JOHN VVAHNEH, J OsEPH BAKER MATTHEWS.

US154871A Improvement in gun-sights Expired - Lifetime US154871A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645855A (en) * 1951-10-23 1953-07-21 Jessie T Ivy Telescope mounting for rifles
US5930906A (en) * 1997-01-28 1999-08-03 North Pass, Ltd. Gun sight system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2645855A (en) * 1951-10-23 1953-07-21 Jessie T Ivy Telescope mounting for rifles
US5930906A (en) * 1997-01-28 1999-08-03 North Pass, Ltd. Gun sight system

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