US171675A - Improvement in miners lamps - Google Patents
Improvement in miners lamps Download PDFInfo
- Publication number
- US171675A US171675A US171675DA US171675A US 171675 A US171675 A US 171675A US 171675D A US171675D A US 171675DA US 171675 A US171675 A US 171675A
- Authority
- US
- United States
- Prior art keywords
- improvement
- miners
- miners lamps
- lamp
- lamps
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000000875 corresponding Effects 0.000 description 2
Images
Classifications
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/0406—Accessories for helmets
- A42B3/0433—Detecting, signalling or lighting devices
- A42B3/044—Lighting devices, e.g. helmets with lamps
Definitions
- Patented Jam, 1876 is a patented Jam, 1876.
- My invention consists of a spring, in combination with the book by which the lamp is hooked onto the hatto pinch the hat between it and the hook, to hold the hat securely when the miner is at work.
- Figure -1' is a sectional elevation of my improved lamp
- Fig. 2 is a top view.
- A is the tube in the top B of the' lamp, haviug the vent-holes O in the upper end of it, and extending at the lower end into the lamp some distance below the top, but it may terminate thereat, if preferred.
- D is the spring- G. B. KIEHL, E. G. WAGNER.
Description
J. C. MARSHALL. MINERSiLAM-P.
Patented Jam, 1876.
N-FHEIS. PHDTO-LITHOGRAFHER, WASNFNGTON. D. C,
UNITED STATES PATENT QFFIGE,
JAMES C. MARSHALL, OF GIRARDVILLE, PENNSYLVANIA.
IMPROVEMENT IN MINERS' LAMPS.
Specification forming part of Letters Patent No. 171,675, dated January 4, 1876, application filed November 27, 1875.
To all whom it may concern:
Be it known that I, JAMES C. MARSHALL, of Girardville, in the county of Schuylkill and State of Pennsylvania, have invented a new and Improved Miners Lamp, of which the following is a specification:
My invention consists of a spring, in combination with the book by which the lamp is hooked onto the hatto pinch the hat between it and the hook, to hold the hat securely when the miner is at work.
' Figure -1'is a sectional elevation of my improved lamp, and Fig. 2 is a top view.
Similar letters of reference indicate corresponding parts.
A is the tube in the top B of the' lamp, haviug the vent-holes O in the upper end of it, and extending at the lower end into the lamp some distance below the top, but it may terminate thereat, if preferred. D is the spring- G. B. KIEHL, E. G. WAGNER.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US171675A true US171675A (en) | 1876-01-04 |
Family
ID=2241082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US171675D Expired - Lifetime US171675A (en) | Improvement in miners lamps |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US171675A (en) |
-
0
- US US171675D patent/US171675A/en not_active Expired - Lifetime
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