US175540A - Improvement in picket-pointing machines - Google Patents
Improvement in picket-pointing machines Download PDFInfo
- Publication number
- US175540A US175540A US175540DA US175540A US 175540 A US175540 A US 175540A US 175540D A US175540D A US 175540DA US 175540 A US175540 A US 175540A
- Authority
- US
- United States
- Prior art keywords
- picket
- improvement
- knives
- knife
- pointing machines
- 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
- 238000010008 shearing Methods 0.000 description 2
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
- B27C1/00—Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor
- B27C1/005—Machines for producing flat surfaces, e.g. by rotary cutters; Equipment therefor with tools having a rotational vector which is perpendicular to the working surface
Definitions
- My invention relates to a revolving knifehead attached to an arbor. To this head are secured two or more bent or straight knives, made in just the forni to suit the mold desired,
- g is the picket bed or table.
- h is the picket, the foot y being placedona rest at The top is swung against the knives at j.
- k shows a curve in the knife made for the purpose of giving a shearing cut.
- l in Fig. 3, shows, a' curve in the knife, which is supposed to be made' to the form of mold or design required.
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Description
UNITED STATES PATENT CEEroEa JOHN H. WHITAKER, OF DAVENPORT, IOWA.
IMPROVEMENT IN PICKET-POINTING MACHINES.
Specification forming part of Letters Patent No. 175,540, dated March 28, 1876 application filed July 15, 1875,
To all whom itmay concern Be it known that I, J oHN H. WHITAKER, of Davenport, in the county of Scott and State of Iowa, ,have invented certain Improvements in Picket-Pointing Machines, of which the following is a specicat-ion:
My invention relates to a revolving knifehead attached to an arbor. To this head are secured two or more bent or straight knives, made in just the forni to suit the mold desired,
and they are so sharpened that When they b is the d are the knives.
e, the bolts securing the knives to knife-head,
leaving a space for shavings to `pass through between knives and knife -head. g is the picket bed or table. h is the picket, the foot y being placedona rest at The top is swung against the knives at j. k shows a curve in the knife made for the purpose of giving a shearing cut. l, in Fig. 3, shows, a' curve in the knife, which is supposed to be made' to the form of mold or design required. When the picket head or top is to be formed the foot of the picket is placed against the rest i, and the top swung against the knives at j, taken up and turned over same operation repeated, andthe picket is complete. The machine can lalso be used for any purpose where cutting across the grain is required.
Iiclaimf The combination of the knife d, revolving knife-head b and washers j', or their equivalent, as and for the forth.
JOHN H. WHITAKER. Witnesses:
J oHN N. CRAWFORD, l HENRY H. AscHERMAN.
purposes hereinbefore setv
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US175540A true US175540A (en) | 1876-03-28 |
Family
ID=2244947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US175540D Expired - Lifetime US175540A (en) | Improvement in picket-pointing machines |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US175540A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2659398A (en) * | 1951-06-08 | 1953-11-17 | Hervey G Marvin | Kerf planing saw |
-
0
- US US175540D patent/US175540A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2659398A (en) * | 1951-06-08 | 1953-11-17 | Hervey G Marvin | Kerf planing saw |
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