CH226972A - Method and machine for the production of rings and coils from concrete iron for building purposes. - Google Patents

Method and machine for the production of rings and coils from concrete iron for building purposes.

Info

Publication number
CH226972A
CH226972A CH226972DA CH226972A CH 226972 A CH226972 A CH 226972A CH 226972D A CH226972D A CH 226972DA CH 226972 A CH226972 A CH 226972A
Authority
CH
Switzerland
Prior art keywords
coils
rings
production
machine
building purposes
Prior art date
Application number
Other languages
German (de)
Inventor
Wagenbach Anton
Original Assignee
Wagenbach Anton
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 Wagenbach Anton filed Critical Wagenbach Anton
Publication of CH226972A publication Critical patent/CH226972A/en

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
    • B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2331—Demodulator circuits; Receiver circuits using non-coherent demodulation wherein the received signal is demodulated using one or more delayed versions of itself

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
CH226972D 1941-05-28 1942-05-22 Method and machine for the production of rings and coils from concrete iron for building purposes. CH226972A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE280541X 1941-05-28

Publications (1)

Publication Number Publication Date
CH226972A true CH226972A (en) 1943-05-15

Family

ID=6031502

Family Applications (2)

Application Number Title Priority Date Filing Date
CH226123D CH226123A (en) 1941-05-28 1942-04-08 AC telegraphy system.
CH226972D CH226972A (en) 1941-05-28 1942-05-22 Method and machine for the production of rings and coils from concrete iron for building purposes.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH226123D CH226123A (en) 1941-05-28 1942-04-08 AC telegraphy system.

Country Status (3)

Country Link
CH (2) CH226123A (en)
FR (1) FR882379A (en)
NL (1) NL56851C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119631B (en) * 1956-10-11 1961-12-14 Fritz Zur Heide Device for the production of shaped bent parts
DE1243952B (en) * 1957-06-21 1967-07-06 Fritz Zur Heide Device for the production of shaped bent parts

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1119631B (en) * 1956-10-11 1961-12-14 Fritz Zur Heide Device for the production of shaped bent parts
DE1243952B (en) * 1957-06-21 1967-07-06 Fritz Zur Heide Device for the production of shaped bent parts

Also Published As

Publication number Publication date
FR882379A (en) 1943-06-01
CH226123A (en) 1943-03-15
NL56851C (en)

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