DE451782C - Punching tool with guide attachment for making square holes - Google Patents

Punching tool with guide attachment for making square holes

Info

Publication number
DE451782C
DE451782C DEO15891D DEO0015891D DE451782C DE 451782 C DE451782 C DE 451782C DE O15891 D DEO15891 D DE O15891D DE O0015891 D DEO0015891 D DE O0015891D DE 451782 C DE451782 C DE 451782C
Authority
DE
Germany
Prior art keywords
square holes
punching tool
guide attachment
making square
guide
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
DEO15891D
Other languages
German (de)
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.)
WALTER OLLHOFF
Original Assignee
WALTER OLLHOFF
Publication date
Priority to DEO15891D priority Critical patent/DE451782C/en
Application granted granted Critical
Publication of DE451782C publication Critical patent/DE451782C/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
    • B21D28/34—Perforating tools; Die holders

Landscapes

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

Description

Abb.Fig.

Claims (2)

Patentansprüche: *°Claims: * ° 1. Stanzwerkzeug mit Führungsansatz zum Herstellen von Vierkantlöchern, gekennzeichnet dur£h ein kurzes, um 45° zum Hauptstempel versetztes Führungsstück. 1. Punching tool with guide attachment for making square holes, marked through £ h a short guide piece offset by 45 ° to the main punch. 2. Werkzeug nach Anspruch 1, dadurch gekennzeichnet, daß die Seitenflächen des Führungsstückes konkav ausgehöhlt sind, um den Spanabfluß zu erleichtern.2. Tool according to claim 1, characterized in that the side surfaces of the Guide piece are concave to facilitate the chip flow.
DEO15891D Punching tool with guide attachment for making square holes Expired DE451782C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEO15891D DE451782C (en) Punching tool with guide attachment for making square holes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEO15891D DE451782C (en) Punching tool with guide attachment for making square holes

Publications (1)

Publication Number Publication Date
DE451782C true DE451782C (en) 1927-10-25

Family

ID=7354037

Family Applications (1)

Application Number Title Priority Date Filing Date
DEO15891D Expired DE451782C (en) Punching tool with guide attachment for making square holes

Country Status (1)

Country Link
DE (1) DE451782C (en)

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