BE819732A - Voies de roulement pour fortes charges - Google Patents

Voies de roulement pour fortes charges

Info

Publication number
BE819732A
BE819732A BE148372A BE148372A BE819732A BE 819732 A BE819732 A BE 819732A BE 148372 A BE148372 A BE 148372A BE 148372 A BE148372 A BE 148372A BE 819732 A BE819732 A BE 819732A
Authority
BE
Belgium
Prior art keywords
tracks
heavy loads
loads
heavy
Prior art date
Application number
BE148372A
Other languages
English (en)
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
Publication of BE819732A publication Critical patent/BE819732A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency
    • H04Q1/448—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency with conversion of a single frequency signal into a digital signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Connection Of Plates (AREA)
BE148372A 1973-09-11 1974-09-10 Voies de roulement pour fortes charges BE819732A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4587773A GB1482629A (en) 1973-09-11 1973-09-11 Tone detectors

Publications (1)

Publication Number Publication Date
BE819732A true BE819732A (fr) 1974-12-31

Family

ID=10438949

Family Applications (1)

Application Number Title Priority Date Filing Date
BE148372A BE819732A (fr) 1973-09-11 1974-09-10 Voies de roulement pour fortes charges

Country Status (4)

Country Link
BE (1) BE819732A (fr)
ES (1) ES429964A1 (fr)
GB (1) GB1482629A (fr)
IT (1) IT1020760B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4164036A (en) * 1977-12-07 1979-08-07 Honeywell Inc. Quadrature correlation phase reversal pulse detector
US4216463A (en) * 1978-08-10 1980-08-05 Motorola, Inc. Programmable digital tone detector
FR2451691A1 (fr) * 1979-03-16 1980-10-10 Thomson Csf Circuit comparateur de frequences et dispositif d'appel selectif comportant un tel circuit
JPS59140739A (ja) * 1983-01-31 1984-08-13 Sony Corp Ａｍステレオ受信機のパイロット信号検出回路
US4698769A (en) * 1985-02-04 1987-10-06 American Telephone And Telegraph Company Supervisory audio tone detection in a radio channel
US4783845A (en) * 1985-12-20 1988-11-08 Itt Aerospace Optical Digital tone squelch detector

Also Published As

Publication number Publication date
ES429964A1 (es) 1976-09-16
GB1482629A (en) 1977-08-10
IT1020760B (it) 1977-12-30

Similar Documents

Publication Publication Date Title
BE822380A (fr) Bascule pour vehicules
BE813979A (fr) Liants pour vernis
FR2323623A1 (fr) Grue tournante pour lourdes charges
BE796968A (fr) Suspension pour vehicules
BE812226A (fr) Tablier pour vehicules sur rails
BE810559A (fr) Agents de matite pour vernis
BE822631A (fr) Convoyeur de charges
BE808763A (fr) Chevilles pour la reparation de lingotieres
BE818913A (fr) Poutre pour voies suspendues
BE819732A (fr) Voies de roulement pour fortes charges
BE765459A (fr) Manchon pour elements de construction prefabriques
BE814501A (fr) Fenetres pour vehicules
BE816868R (fr) Moyens de suspension pour appareillage de manutention de charges
RO65031A (fr) Garnissage refractaire pour convertisseurs
SE403576B (sv) Anleggning for kontinuerlig metallgjutning
RO64276A (fr) Palier de glissement pour ponts
BE778727A (fr) Ridelle pour ponts de camion
AT329614B (de) Stahl
BE765761A (fr) Moyens de suspension pour appareillage de manutention de charges
BE784411A (fr) Plate-forme de chargement pour vehicules
BE793822A (fr) Machine de chargement de mitraille pour convertisseurs
BE818032A (fr) Dispositif de deplacement pour charges lourdes
BE763918A (fr) Chaines de compensation pour ascenseur
BR7409167A (pt) Arranjo aperfeicoado de plataforma flutuante
BE812281A (fr) Porte coulissante pour vehicules

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MOLYNEUX G.

Effective date: 19860930