US109989A - Improvement in watch-cases - Google Patents
Improvement in watch-cases Download PDFInfo
- Publication number
- US109989A US109989A US109989DA US109989A US 109989 A US109989 A US 109989A US 109989D A US109989D A US 109989DA US 109989 A US109989 A US 109989A
- Authority
- US
- United States
- Prior art keywords
- watch
- improvement
- cases
- spring
- case
- 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
- 238000010276 construction Methods 0.000 description 4
- 210000000088 Lip Anatomy 0.000 description 2
- 230000000881 depressing Effects 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
Images
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B37/00—Cases
- G04B37/0008—Cases for pocket watches and wrist watches
- G04B37/0016—Cases for pocket watches and wrist watches with folding cover or folding bottom (hinge without spring)
Definitions
- ALFRED A. W001 or CHARLOTTE, MICHIGAN.
- Figure 2 is a central vertical section, showing the position of the parts when the case is open.
- Figure 3 is a similar View, showing, the parts with the case closed.
- Figure 4 is a viewot the inside of the watch, show
- My invention relates to means for preventing the wear of the inner edge of the lid of a watch-case; 'and It consists in the construction and novel arrangement of a stud and spring, designed to confine the catch-spring in a retracted position until released by the pressnreot' the faceot' the lip of the lid on the stud in closing the case.
- the letter a of the drawing designates the usual catch-spring placed in the rim of a watcl1-oasc, and
- p b represents'a vertically-noting spring, also secured to the riin'ot' the watch, inside the same, andprovided "depressing the stay-spring b and releasing the catchspring, which flies forward at once, securing the lid.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Stringed Musical Instruments (AREA)
Description
A A. WOOD.
Watch-Case Spring.
Patented Dec. 6, 1870.
not ttffite.
ALFRED A. W001), or CHARLOTTE, MICHIGAN.
Letters Patent No. 109,989, dated December 6, 1870.
IMPROVEMENT IN WATCH-CASES.
The Schedule referred to in these Letters Patent and making part of the same.
To allwhom it may concern;
Be it known that I, ALFRED A. \VOOD, of Churlotte, in the county of Eaton and State of Michigan, have invented anew and valuable Improvement in \Vatch-Ouses; and I do hereby declare that the following is a full, clear, and exact description of the construction and operation of the same, reference being had to the annexed drawing making a part of this specification and to the letters and figures of reference marked thereon. I Figure 1 of the drawing is aplnn riew'ot' a watchcase with a portion of the rim broken away, showing my invention.
- t Figure 2 is a central vertical section, showing the position of the parts when the case is open. Figure 3 is a similar View, showing, the parts with the case closed.
Figure 4 is a viewot the inside of the watch, show;
in the parts in elevation.
My invention relates to means for preventing the wear of the inner edge of the lid of a watch-case; 'and It consists in the construction and novel arrangement of a stud and spring, designed to confine the catch-spring in a retracted position until released by the pressnreot' the faceot' the lip of the lid on the stud in closing the case.
The letter a of the drawing designates the usual catch-spring placed in the rim of a watcl1-oasc, and
extending through a slot in the same'to secure the lid. p b represents'a vertically-noting spring, also secured to the riin'ot' the watch, inside the same, andprovided "depressing the stay-spring b and releasing the catchspring, which flies forward at once, securing the lid.
Claim.
'Witncsses':
J. W. Museum's, [X- J-
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US109989A true US109989A (en) | 1870-12-06 |
Family
ID=2179461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US109989D Expired - Lifetime US109989A (en) | Improvement in watch-cases |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US109989A (en) |
-
0
- US US109989D patent/US109989A/en not_active Expired - Lifetime
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