[go: up one dir, main page]

GB643947A - Improvements in machines for punching sheet metal and like material - Google Patents

Improvements in machines for punching sheet metal and like material

Info

Publication number
GB643947A
GB643947A GB1637448A GB1637448A GB643947A GB 643947 A GB643947 A GB 643947A GB 1637448 A GB1637448 A GB 1637448A GB 1637448 A GB1637448 A GB 1637448A GB 643947 A GB643947 A GB 643947A
Authority
GB
United Kingdom
Prior art keywords
machines
sheet metal
punching sheet
punching
lever
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
Application number
GB1637448A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WILLIAM CHARLES BILHAM
Original Assignee
WILLIAM CHARLES BILHAM
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by WILLIAM CHARLES BILHAM filed Critical WILLIAM CHARLES BILHAM
Priority to GB1637448A priority Critical patent/GB643947A/en
Publication of GB643947A publication Critical patent/GB643947A/en
Expired legal-status Critical Current

Links

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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

643,947. Punching. BILHAM, C. W. June 17, 1948, No. 16374. [Class 83 (iv)] A punching-machine comprises a member 1 attached to a bench by lugs 16 carrying on a pin 4 a lever 3 operated through a link 14 by a hand lever 11, giving high mechanical advantage. Punches and dies 8, 9 are mounted on the parts 1, 3. The lugs 16 are staggered to allow a number of machines to be mounted close together and operated by a single lever.
GB1637448A 1948-06-17 1948-06-17 Improvements in machines for punching sheet metal and like material Expired GB643947A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1637448A GB643947A (en) 1948-06-17 1948-06-17 Improvements in machines for punching sheet metal and like material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1637448A GB643947A (en) 1948-06-17 1948-06-17 Improvements in machines for punching sheet metal and like material

Publications (1)

Publication Number Publication Date
GB643947A true GB643947A (en) 1950-09-27

Family

ID=10076163

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1637448A Expired GB643947A (en) 1948-06-17 1948-06-17 Improvements in machines for punching sheet metal and like material

Country Status (1)

Country Link
GB (1) GB643947A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1104478B (en) * 1957-02-25 1961-04-13 Walter Eckold Tool for deforming sheet metal profiles with a pair of pliers-like legs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1104478B (en) * 1957-02-25 1961-04-13 Walter Eckold Tool for deforming sheet metal profiles with a pair of pliers-like legs

Similar Documents

Publication Publication Date Title
GB628148A (en) Improvements in or relating to machines for cutting sheet-metal or similar materials
GB643947A (en) Improvements in machines for punching sheet metal and like material
ES449848A1 (en) Eccentric press
GB1099615A (en) Piercing punch
GB511806A (en) Improvements in devices for punching holes in sheet metal
GB701749A (en) Improvements in or relating to perforating punches
GB1391496A (en) Punching machines for metal and other amterial
GB687639A (en) Improvements in machine for operating on strip stock
ES329435A1 (en) Procedure and device for formation of stamped pieces. (Machine-translation by Google Translate, not legally binding)
GB830999A (en) Improvements relating to embossing machines
GB264587A (en) Improvements in and relating to relief-mechanism used in pressing, punching, shearing, forging or like machines
GB709278A (en) Improvements in machines for securing fasteners to provide loops on trouser waistbands
GB633788A (en) Improvements in or relating to machines for folding or bending metal sheets or strips
GB672540A (en) Improvements in punching or similar machines
GB554099A (en) Improvements in or relating to the manufacture of sheet metal pressings
GB626689A (en) Improvements in and relating to automatic punching devices
GB647934A (en) Improvements in power operated shears
GB644963A (en) New or improved method of and apparatus for forming countersunk holes in metal
GB557030A (en) Improvements in and relating to presses for cutting and drawing sheet metal
GB611446A (en) Improvements in or appertaining to piercing or punching tools
GB1301199A (en) Clenching machine for attaching garment fasteners
GB597450A (en) Sheet metal stretching press
GB602630A (en) Improved punch and die device
GB564223A (en) Improvements in riveting or like appliances
GB587751A (en) Improved press for cutting sheet metal