US143699A - Improvement in drivers for boot and shoe nailing machines - Google Patents
Improvement in drivers for boot and shoe nailing machines Download PDFInfo
- Publication number
- US143699A US143699A US143699DA US143699A US 143699 A US143699 A US 143699A US 143699D A US143699D A US 143699DA US 143699 A US143699 A US 143699A
- Authority
- US
- United States
- Prior art keywords
- boot
- drivers
- improvement
- nailing machines
- shoe
- 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
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 210000000282 Nails Anatomy 0.000 description 2
- 238000010622 cold drawing Methods 0.000 description 2
- 210000001699 lower leg Anatomy 0.000 description 2
- 230000002093 peripheral Effects 0.000 description 2
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25C—HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
- B25C3/00—Portable devices for holding and guiding nails; Nail dispensers
- B25C3/006—Portable devices for holding and guiding nails; Nail dispensers only for holding and guiding
- B25C3/008—Portable devices for holding and guiding nails; Nail dispensers only for holding and guiding the nail being hit by a hammer head
Definitions
- Patent N os. 76,150 and 122,985 great difficulty is experienced in getting driverswhieh, having the requisite form, also possess' strength, rigidity, and toughness sufficient for their work.
- my invention I take a piece of round steel Wire and draw its driving end in a pair of rolls having V-shaped peripheral grooves, the two rolls meeting at the plain surfaces, and their action upon the Wire induratin g and imparting to it the cross-sectional lozengel shape to fit the nail-tube, and the nails driven by it through such tube.
- My invention consists in such a driver.
- the drawing represents side views of it at A and B, an end view of its driving end at C, and an oppositeend view at D.
- a denotes :the round steel wire; b, the lozenge-shaped shank, which is formed from the round Wire by cold-drawing the round Wire into the quadrangular shape inthe two V shaped grooves of the pair of rolls.
- the naildriver made from round wire, having its driving end drawn into prisniatic shape and hardened, substantially as described.
Description
A. lS. LIBBY. Drivers for Boot and Shoe: Mailing-Machines. N0. 143,699. Patented0ct.14,u187 3.
UNITED STATES.
PATENT OFFICE.
ASA S. LIBBY, OF LAWRENCE, MASSACHUSETTS.
IMPROVEMENT IN DRIVERS FOR BOOT AND SHOE NAILING MACHINES.
Specification forming part of Letters Patent No. 143,699, dated October 14, 1873 appli( ation filed August 14,1s72.
Patent N os. 76,150 and 122,985, great difficulty is experienced in getting driverswhieh, having the requisite form, also possess' strength, rigidity, and toughness sufficient for their work.
In my invention I take a piece of round steel Wire and draw its driving end in a pair of rolls having V-shaped peripheral grooves, the two rolls meeting at the plain surfaces, and their action upon the Wire induratin g and imparting to it the cross-sectional lozengel shape to fit the nail-tube, and the nails driven by it through such tube. My invention consists in such a driver.
The drawing represents side views of it at A and B, an end view of its driving end at C, and an oppositeend view at D.
a denotes :the round steel wire; b, the lozenge-shaped shank, which is formed from the round Wire by cold-drawing the round Wire into the quadrangular shape inthe two V shaped grooves of the pair of rolls.
I claim- The naildriver made from round wire, having its driving end drawn into prisniatic shape and hardened, substantially as described.
A. S. LIBBY.
Witnesses FRANCIS GOULD, M. W. FROTHINGHAM.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US143699A true US143699A (en) | 1873-10-14 |
Family
ID=2213112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US143699D Expired - Lifetime US143699A (en) | Improvement in drivers for boot and shoe nailing machines |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US143699A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030158832A1 (en) * | 2001-05-31 | 2003-08-21 | Sijacic Michael Anthony | Methods and system for defining and creating custom activities within process management software |
-
0
- US US143699D patent/US143699A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030158832A1 (en) * | 2001-05-31 | 2003-08-21 | Sijacic Michael Anthony | Methods and system for defining and creating custom activities within process management software |
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