US218402A - Improvement in screw-cutting dies - Google Patents
Improvement in screw-cutting dies Download PDFInfo
- Publication number
- US218402A US218402A US218402DA US218402A US 218402 A US218402 A US 218402A US 218402D A US218402D A US 218402DA US 218402 A US218402 A US 218402A
- Authority
- US
- United States
- Prior art keywords
- screw
- improvement
- cutting dies
- cutters
- rider
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229920002873 Polyethylenimine Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 201000002372 amelogenesis imperfecta type 1G Diseases 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229920001601 polyetherimide Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G5/00—Thread-cutting tools; Die-heads
- B23G5/02—Thread-cutting tools; Die-heads without means for adjustment
- B23G5/04—Dies
-
- 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
- Y10T408/00—Cutting by use of rotating axially moving tool
- Y10T408/89—Tool or Tool with support
- Y10T408/904—Tool or Tool with support with pitch-stabilizing ridge
-
- 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
- Y10T408/00—Cutting by use of rotating axially moving tool
- Y10T408/89—Tool or Tool with support
- Y10T408/909—Having peripherally spaced cutting edges
- Y10T408/9098—Having peripherally spaced cutting edges with means to retain Tool to support
Definitions
- A is the blank or stock, in which the small cutters b c d 0, of any desired shape, are inserted.
- I form the blank A with openings or slots therein to receive the cutters b c d e, and weld the cutters securely into the slots so formed in the blank.
- the implement can be made at a greatly-reduced cost and much lighter than the ordinary tool.
Description
J. P. G. RIDER. Screw-Cutting Die.
Patented Aug 12, I879.
.PEI'ERS, PHOTOLITNOGRAPHER. WASHINGTON D C UNITE STATES PATENT OFFICE.
JOHN F. O. RIDER, OF SOUTH NEW MARKET, NEW HAMPSHIRE, ASSIGNOR TO HELEN A. RIDER, OF SAME PLACE.
IMPROVEMENT IN SCREW-CUTTING DIES.
Specification forming part of Letters Patent N0. 218,402, dated August 1'2, 1879; application filed January 19, 1877.
To all 'whom it may concern:
Be it known that I, JOHN F. O. RIDER, of South New Market, in the county of Rockingham and State of New Hampshire, have invented a new and useful Improvement in the Construction of Dies and Taps for Cutting Screw-Threads, which improvement is fully set forth in the following specification and accompanying drawings, in which Figure l is a plan View of a screw-threading (lie with my improvemena'showing Variousshaped cutters inserted; Fig. 2, an elevation of the same; Figs. 3 and 4, sectional "iews.
A is the blank or stock, in which the small cutters b c d 0, of any desired shape, are inserted.
I form the blank A with openings or slots therein to receive the cutters b c d e, and weld the cutters securely into the slots so formed in the blank. When so constructed the implement can be made at a greatly-reduced cost and much lighter than the ordinary tool.
By this method of construction I am able to insert steel cutters in iron blanks or re--
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US218402A true US218402A (en) | 1879-08-12 |
Family
ID=2287803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US218402D Expired - Lifetime US218402A (en) | Improvement in screw-cutting dies |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US218402A (en) |
-
0
- US US218402D patent/US218402A/en not_active Expired - Lifetime
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