IT1249278B - Metal detector con trasduttori elettromagnetici sfalsati e circuito correttore delle disuniformita' - Google Patents

Metal detector con trasduttori elettromagnetici sfalsati e circuito correttore delle disuniformita'

Info

Publication number
IT1249278B
IT1249278B ITAR910015A ITAR910015A IT1249278B IT 1249278 B IT1249278 B IT 1249278B IT AR910015 A ITAR910015 A IT AR910015A IT AR910015 A ITAR910015 A IT AR910015A IT 1249278 B IT1249278 B IT 1249278B
Authority
IT
Italy
Prior art keywords
alignment
metal detector
uniformities
circuit
electromagnetic transducers
Prior art date
Application number
ITAR910015A
Other languages
English (en)
Inventor
Alessandro Manneschi
Original Assignee
Alessandro Manneschi
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 Alessandro Manneschi filed Critical Alessandro Manneschi
Priority to ITAR910015A priority Critical patent/IT1249278B/it
Publication of ITAR910015A0 publication Critical patent/ITAR910015A0/it
Publication of ITAR910015A1 publication Critical patent/ITAR910015A1/it
Application granted granted Critical
Publication of IT1249278B publication Critical patent/IT1249278B/it

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Abstract

Un Metal Detector con trasduttori elettromagnetici sfalsati e circuito correttore delle disuniformità, rivolto alla rivelazione del passaggio di masse metalliche ed in particolare di armi attraverso accessi controllati.Consiste in due trasduttori Tx e Rx, ciascuno formato almeno da due avvolgimenti fra loro sfalsati in altezza ed in una circuiteria elettronica mediante cui i segnali in ricezione vengono analizzati, poi confrontati fra loro e con i valori memorizzati in una tabella per dedurre il coefficiente correttivo con cui il segnale predeterminato fra quelli ricevuti deve essere amplificato per compensare e quindi correggere la disuniformità di rivelazione in altezza del pavimento del Metal Detector.
ITAR910015A 1991-06-06 1991-06-06 Metal detector con trasduttori elettromagnetici sfalsati e circuito correttore delle disuniformita' IT1249278B (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITAR910015A IT1249278B (it) 1991-06-06 1991-06-06 Metal detector con trasduttori elettromagnetici sfalsati e circuito correttore delle disuniformita'

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITAR910015A IT1249278B (it) 1991-06-06 1991-06-06 Metal detector con trasduttori elettromagnetici sfalsati e circuito correttore delle disuniformita'

Publications (3)

Publication Number Publication Date
ITAR910015A0 ITAR910015A0 (it) 1991-06-06
ITAR910015A1 ITAR910015A1 (it) 1992-12-06
IT1249278B true IT1249278B (it) 1995-02-21

Family

ID=11334645

Family Applications (1)

Application Number Title Priority Date Filing Date
ITAR910015A IT1249278B (it) 1991-06-06 1991-06-06 Metal detector con trasduttori elettromagnetici sfalsati e circuito correttore delle disuniformita'

Country Status (1)

Country Link
IT (1) IT1249278B (it)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5498959A (en) * 1992-11-11 1996-03-12 C.E.I.A. - Costruzioni Elettroniche Industriali Automatismi - S.P.A. Metal detector with multipolar windings shaped so as to eliminate the neutralizing effects when several metal masses are passing through simultaneously
FR2813979A1 (fr) * 2000-09-08 2002-03-15 Alessandro Manneschi Transducteur-lecteur de transpondeur pour le controle de passages d'une personne ou d'un objet
US7793533B2 (en) 2005-07-11 2010-09-14 Alessandro Manneschi Test device for metal detector portal structure

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5498959A (en) * 1992-11-11 1996-03-12 C.E.I.A. - Costruzioni Elettroniche Industriali Automatismi - S.P.A. Metal detector with multipolar windings shaped so as to eliminate the neutralizing effects when several metal masses are passing through simultaneously
FR2813979A1 (fr) * 2000-09-08 2002-03-15 Alessandro Manneschi Transducteur-lecteur de transpondeur pour le controle de passages d'une personne ou d'un objet
US7793533B2 (en) 2005-07-11 2010-09-14 Alessandro Manneschi Test device for metal detector portal structure

Also Published As

Publication number Publication date
ITAR910015A0 (it) 1991-06-06
ITAR910015A1 (it) 1992-12-06

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19980421