US108943A - Improvement in grooving-machines - Google Patents
Improvement in grooving-machines Download PDFInfo
- Publication number
- US108943A US108943A US108943DA US108943A US 108943 A US108943 A US 108943A US 108943D A US108943D A US 108943DA US 108943 A US108943 A US 108943A
- Authority
- US
- United States
- Prior art keywords
- machines
- grooving
- improvement
- plates
- teeth
- 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
- 238000005520 cutting process Methods 0.000 description 4
- 230000002441 reversible Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D43/00—Broaching tools
- B23D43/02—Broaching tools for cutting by rectilinear movement
- B23D43/04—Broaching tools for cutting by rectilinear movement having inserted cutting edges
-
- 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
- Y10T407/00—Cutters, for shaping
- Y10T407/16—Rectilinear broach
- Y10T407/1628—Rectilinear broach including holder having seat for inserted tool
- Y10T407/1657—Rectilinear broach including holder having seat for inserted tool including single tooth
Definitions
- My invention relates to Ineans for ni 'king or slotting screw-heads, and for cutting grooves in lmetal or ,J wood, and consists in arranging-'and fastening a suc.
- These plates may have dilercut forms, according to the mode of using the cutter.
- the cutters z z are parallelogiams, with the ends' oblique to .the sides.
- Either end of the tooth is' adapted to be used in the cutting operation, and it is found convenient in practice to reverse lthem until both edges are worn dull.
- My invention is'designed to result in thc saving of' much time and labor, as well as material.
Description
J. W. SMITH.
' GRooVING MACHINE.
No. 108,943. Patented Nov. l, 1870.
man Walla/wlan a .mijn 6,950 '5" liu/wohl.
l M @PQM tanta Letters Patent No. 108,943, dated `November 1, 1.870,1
'MPRovsm-:NT m @nomine-MACHINES. V
The Schedule referred to h1 these Letters Patent and making 'part of the same.
description of the consti-notion and operation of the same, reference being had to the annexed drawing making a part of this specification, and tothe letters and figures of reference marked thereon.- v
. My invention relates to Ineans for ni 'king or slotting screw-heads, and for cutting grooves in lmetal or ,J wood, and consists in arranging-'and fastening a suc.
cession of separate reversible teeth or cutters between two plat-es, which are screwed together and provided with an adjustable bearing-plate, to be set up against the ends of the teeth, according to requirement, as they become shorter by use. rlhe letter A of the drawing designates the plates, between which the teeth or cutters are held.
These plates may have dilercut forms, according to the mode of using the cutter.
The cutters z z are parallelogiams, with the ends' oblique to .the sides.
Either end of the tooth is' adapted to be used in the cutting operation, and it is found convenient in practice to reverse lthem until both edges are worn dull.
As they will become shorter whemground-,mljustf able bearing-plates s s are employed to set` them up tothe proper position.
Thesebearing-plates are placed between the plates A A, andare adjusted by set-screws.
My invention is'designed to result in thc saving of' much time and labor, as well as material.
I am aware that reversible bits have been used in reamers and planer-s. I do not claim such; but
'What I claim as my invent-ion, and desireto secure by Letters Patent, is
-teeth ,of-z, and the adjustable bearing-platess s. substantially as shown and described.
In testimony that I claimv the above, I have here-- unto subscribed my name in the Vpreseuce'of two witnesses.
JAR-ED W- SMITH.
Witnesses:
NICHOLAS HARRIS,
JOHN T. PETERS.
am coffre;
lhe' plates A A, in combination with the reversible.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US108943A true US108943A (en) | 1870-11-01 |
Family
ID=2178417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US108943D Expired - Lifetime US108943A (en) | Improvement in grooving-machines |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US108943A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2770027A (en) * | 1955-02-14 | 1956-11-13 | Lapointe Machine Tool Co | Broach with multiple cutting plates |
| US2861322A (en) * | 1955-01-05 | 1958-11-25 | United States Steel Corp | Gang lathe tool |
-
0
- US US108943D patent/US108943A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2861322A (en) * | 1955-01-05 | 1958-11-25 | United States Steel Corp | Gang lathe tool |
| US2770027A (en) * | 1955-02-14 | 1956-11-13 | Lapointe Machine Tool Co | Broach with multiple cutting plates |
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