GB1181128A - Method of and Apparatus for Making Slotted Strips - Google Patents

Method of and Apparatus for Making Slotted Strips

Info

Publication number
GB1181128A
GB1181128A GB3076467A GB3076467A GB1181128A GB 1181128 A GB1181128 A GB 1181128A GB 3076467 A GB3076467 A GB 3076467A GB 3076467 A GB3076467 A GB 3076467A GB 1181128 A GB1181128 A GB 1181128A
Authority
GB
United Kingdom
Prior art keywords
blank
head
slot
cutter
length
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
GB3076467A
Other languages
English (en)
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.)
BIRAGHI FAB ETS
Original Assignee
BIRAGHI FAB ETS
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 BIRAGHI FAB ETS filed Critical BIRAGHI FAB ETS
Publication of GB1181128A publication Critical patent/GB1181128A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
    • B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes
    • 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
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/04—Centering the work; Positioning the tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
    • F28F1/36—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely the means being helically wound fins or wire spirals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Milling Processes (AREA)
  • Shearing Machines (AREA)
GB3076467A 1967-04-20 1967-07-04 Method of and Apparatus for Making Slotted Strips Expired GB1181128A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR103504A FR1520065A (fr) 1967-04-20 1967-04-20 Procédé et appareillage pour créneler un ruban métallique destiné à être enroulé en hélice autour d'un tube

Publications (1)

Publication Number Publication Date
GB1181128A true GB1181128A (en) 1970-02-11

Family

ID=8629286

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3076467A Expired GB1181128A (en) 1967-04-20 1967-07-04 Method of and Apparatus for Making Slotted Strips

Country Status (7)

Country Link
BE (1) BE700764A (enrdf_load_stackoverflow)
CH (1) CH473621A (enrdf_load_stackoverflow)
ES (2) ES342724A1 (enrdf_load_stackoverflow)
FR (1) FR1520065A (enrdf_load_stackoverflow)
GB (1) GB1181128A (enrdf_load_stackoverflow)
LU (1) LU54031A1 (enrdf_load_stackoverflow)
NL (1) NL6709936A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2215276A1 (enrdf_load_stackoverflow) * 1973-01-30 1974-08-23 Mazaleyrat Jacques
CN103639264A (zh) * 2013-11-26 2014-03-19 长沙仙达实业有限公司 冲缺冲模及冲削加工方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH641982A5 (de) * 1978-06-15 1984-03-30 Schuler Gmbh L Stanzwerkzeug zum gleichzeitigen stanzen eines stator- und eines rotorbleches.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2215276A1 (enrdf_load_stackoverflow) * 1973-01-30 1974-08-23 Mazaleyrat Jacques
CN103639264A (zh) * 2013-11-26 2014-03-19 长沙仙达实业有限公司 冲缺冲模及冲削加工方法

Also Published As

Publication number Publication date
BE700764A (enrdf_load_stackoverflow) 1967-12-01
LU54031A1 (enrdf_load_stackoverflow) 1967-09-05
CH473621A (fr) 1969-06-15
ES356768A1 (es) 1970-02-01
ES342724A1 (es) 1968-12-16
NL6709936A (enrdf_load_stackoverflow) 1968-10-21
FR1520065A (fr) 1968-04-05

Similar Documents

Publication Publication Date Title
GB1077935A (en) Improvements relating to the cutting of sheet blanks
GB1162803A (en) Apparatus for Slitting Sheet Metal and method of Forming Circular Members therefrom
US2846902A (en) Drill elements
EP0392308A3 (de) Einrichtung zum programmgesteuerten Buntaufteilen von Werkstückplatten
GB1338949A (en) Power driven hedge trimmer
GB1113045A (en) Improvements relating to safety razor blades
GB1406796A (en) Apparatus for dividing strip or sheet material
US1962431A (en) Method for making core laminations
GB1181128A (en) Method of and Apparatus for Making Slotted Strips
US2220166A (en) Method of making shearing plates
SE8205571L (sv) Skerverktyg
GB1212275A (en) Improvements in or relating to the manufacture of hexagonal slugs
GB1030369A (en) Improvements in or relating to slitting machines
GB1405934A (en) Device and methof for notching or notching and parting wire in preparation for butt-welding
US2858884A (en) Blanking sheet material
ES330878A1 (es) Perfeccionamientos en cizalladoras.
GB1260661A (en) Label feed
US3077127A (en) Method of making sheet metal files
US3130490A (en) Method of securing coil ends
US1603265A (en) Method and apparatus for cutting sheets
SU39048A1 (ru) Приспособление дл разметки матриц серийных штампов
JPS55130344A (en) Method and device for cutting molded plate
SU141724A1 (ru) Способ вырубки зубцов у пил и ножовочных полотен
US3077126A (en) Apparatus for making sheet metal files
GB961726A (en) Improvements in shears with rotating blades