FR542769A - Automatic hydraulic clamp with variable pressure, can be combined with any press - Google Patents

Automatic hydraulic clamp with variable pressure, can be combined with any press

Info

Publication number
FR542769A
FR542769A FR542769DA FR542769A FR 542769 A FR542769 A FR 542769A FR 542769D A FR542769D A FR 542769DA FR 542769 A FR542769 A FR 542769A
Authority
FR
France
Prior art keywords
press
combined
variable pressure
hydraulic clamp
automatic hydraulic
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
Other languages
French (fr)
Inventor
Joseph-Charles Nappee
Rene-Emile-Isidore Nappee
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 filed Critical
Application granted granted Critical
Publication of FR542769A publication Critical patent/FR542769A/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
    • B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
    • B21D24/10—Devices controlling or operating blank holders independently, or in conjunction with dies
    • B21D24/14—Devices controlling or operating blank holders independently, or in conjunction with dies pneumatically or hydraulically

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR542769D 1921-10-27 1921-10-27 Automatic hydraulic clamp with variable pressure, can be combined with any press Expired FR542769A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR542769T 1921-10-27

Publications (1)

Publication Number Publication Date
FR542769A true FR542769A (en) 1922-08-21

Family

ID=8931107

Family Applications (1)

Application Number Title Priority Date Filing Date
FR542769D Expired FR542769A (en) 1921-10-27 1921-10-27 Automatic hydraulic clamp with variable pressure, can be combined with any press

Country Status (1)

Country Link
FR (1) FR542769A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972729C (en) * 1941-01-18 1959-09-17 Mueller Fritz Pressenfab Wrinkle holding for sheet metal drawing presses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972729C (en) * 1941-01-18 1959-09-17 Mueller Fritz Pressenfab Wrinkle holding for sheet metal drawing presses

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