US140422A - Improvement in dies forenlarging andsizing plain finger-rings - Google Patents
Improvement in dies forenlarging andsizing plain finger-rings Download PDFInfo
- Publication number
- US140422A US140422A US140422DA US140422A US 140422 A US140422 A US 140422A US 140422D A US140422D A US 140422DA US 140422 A US140422 A US 140422A
- Authority
- US
- United States
- Prior art keywords
- rings
- plain
- dies
- finger
- forenlarging
- 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 2
- 238000004513 sizing Methods 0.000 description 2
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/44—Making other particular articles fancy goods, e.g. jewellery products
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/21—Finger-ring forming or sizing
Definitions
- plain fingerrings which shall be simple in construction, convenient in use, and eflective in operation, bringing the ring to exactly the required size.
- the invention consists in the die and plunger constructed, as hereinafter more fully described, for enlarging and sizing plain rings, as set forth.
- B represents the lower or stationary die, which has a hole, b ,forn 1ed through it of such a size as to allow the plunger 0 to pass through it freely.
- a hole I In the upper end of the hole I) is formed a rounded recess or concave shoulder, b, to receive the ring A.
- the plunger 0 is made tapering or conical, and with its upper part of exactly the size required for the ring.
- a tenon to enter a hole in the lower end of the holder D, by which the said plunger 0 is forced through the ring A.
- the ring A is placed in the recess b of the die'B, and the plunger U is forced through it by the holder D, bringing the ring to exactly the required size, and leavin g it perfectly true. As the holder D rot-urns the plunger 0 drops from it.
- a different-sized plunger must be used for each required size of ring.
Description
G. KREMENTZ.
Dies for Enlarging and Sizing Plain Finger-Rings.
Patented July 1, i873.
. UNITED STATES PATENT OFFICE;
GEORGE KREMENTZ, OF NEWARK, NEW JERSEY.
IMPROVEMENTIN DIES FOR ENLARGING AND SIZING PLAIN FINGER-RINGS.
Specification forming part of Letters Patent No. 140,422, dated July 1, 1873; applicationfiled April 12, 1873.
. plain fingerrings, which shall be simple in construction, convenient in use, and eflective in operation, bringing the ring to exactly the required size. The invention consists in the die and plunger constructed, as hereinafter more fully described, for enlarging and sizing plain rings, as set forth.
Arepresents the ring to be sized. B represents the lower or stationary die, which has a hole, b ,forn 1ed through it of such a size as to allow the plunger 0 to pass through it freely. In the upper end of the hole I) is formed a rounded recess or concave shoulder, b, to receive the ring A. The plunger 0 is made tapering or conical, and with its upper part of exactly the size required for the ring. Upon the upper end of the plunger 0 is formed a tenon to enter a hole in the lower end of the holder D, by which the said plunger 0 is forced through the ring A.
In using the device the ring A is placed in the recess b of the die'B, and the plunger U is forced through it by the holder D, bringing the ring to exactly the required size, and leavin g it perfectly true. As the holder D rot-urns the plunger 0 drops from it.
A different-sized plunger must be used for each required size of ring.
Having thus described my invention, I claim as new and desire to secure by Letters Patent- The die B, having hole I) and concavity b combined with a tapering plunger, 0, to size rings, in the manner described.
GEORGE KREMENTZ.
Witnesses:
F. LEBKNEOHER, TH. LEBKNEOHER.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US140422A true US140422A (en) | 1873-07-01 |
Family
ID=2209836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US140422D Expired - Lifetime US140422A (en) | Improvement in dies forenlarging andsizing plain finger-rings |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US140422A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2749610A (en) * | 1952-09-20 | 1956-06-12 | Welsch Frank John | Method and machine for making shackles |
| US2962796A (en) * | 1958-02-04 | 1960-12-06 | David H Bick | Ring sizer |
| US4040285A (en) * | 1976-06-29 | 1977-08-09 | Frank Ellman Co., Inc. | Method and apparatus for making jewelry bands |
-
0
- US US140422D patent/US140422A/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2749610A (en) * | 1952-09-20 | 1956-06-12 | Welsch Frank John | Method and machine for making shackles |
| US2962796A (en) * | 1958-02-04 | 1960-12-06 | David H Bick | Ring sizer |
| US4040285A (en) * | 1976-06-29 | 1977-08-09 | Frank Ellman Co., Inc. | Method and apparatus for making jewelry bands |
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