IT1072965B - Installazioni di protezione di macchina - Google Patents
Installazioni di protezione di macchinaInfo
- Publication number
- IT1072965B IT1072965B IT27954/76A IT2795476A IT1072965B IT 1072965 B IT1072965 B IT 1072965B IT 27954/76 A IT27954/76 A IT 27954/76A IT 2795476 A IT2795476 A IT 2795476A IT 1072965 B IT1072965 B IT 1072965B
- Authority
- IT
- Italy
- Prior art keywords
- machine protection
- protection installations
- installations
- machine
- protection
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
- G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
- G01D5/2066—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by movement of a single coil with respect to a single other coil
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
- F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
- H03K17/9505—Constructional details
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/945—Proximity switches
- H03K17/95—Proximity switches using a magnetic detector
- H03K17/952—Proximity switches using a magnetic detector using inductive coils
- H03K17/953—Proximity switches using a magnetic detector using inductive coils forming part of an oscillator
- H03K17/9535—Proximity switches using a magnetic detector using inductive coils forming part of an oscillator with variable amplitude
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB40712/75A GB1567302A (en) | 1975-10-04 | 1975-10-04 | Machine guard installations |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1072965B true IT1072965B (it) | 1985-04-13 |
Family
ID=10416250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT27954/76A IT1072965B (it) | 1975-10-04 | 1976-10-04 | Installazioni di protezione di macchina |
Country Status (4)
Country | Link |
---|---|
US (1) | US4130763A (it) |
DE (1) | DE2644714A1 (it) |
GB (1) | GB1567302A (it) |
IT (1) | IT1072965B (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3031382A1 (de) * | 1980-08-20 | 1982-03-25 | Braun Ag, 6000 Frankfurt | Geraet mit einer sicherheitsverriegelung |
FR2526519A1 (fr) * | 1982-05-05 | 1983-11-10 | Cousin Pierre | Dispositif de securite de mise en route d'un appareil electrique |
DE3817548B4 (de) * | 1987-06-23 | 2004-01-15 | Hiss, Eckart, Dr. | Sicherheitsvorrichtung |
AT389603B (de) * | 1987-10-06 | 1990-01-10 | Elin Union Ag | Induktiver annaeherungsdetektor |
DE3919916A1 (de) * | 1989-06-19 | 1990-12-20 | Pepperl & Fuchs | Induktiver naeherungsschalter |
DE4004450A1 (de) * | 1990-02-14 | 1991-08-29 | Heinrich Kissling Gmbh & Co Kg | Induktiver naeherungsschalter |
EP0746100A1 (de) * | 1995-06-01 | 1996-12-04 | Sentron Ag | Schaltungsanordnung zum Betrieb eines resistiven, kapazitiven oder induktiven Sensors |
DE102012008543A1 (de) * | 2012-05-02 | 2013-11-07 | K.A.Schmersal Gmbh | Wassergeschützter Türkontakt |
DE102012220275A1 (de) * | 2012-11-07 | 2014-06-12 | Ifm Electronic Gmbh | Induktiver Näherungsschalter |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2828480A (en) * | 1955-03-18 | 1958-03-25 | Westinghouse Air Brake Co | Train identification systems |
US3197658A (en) * | 1961-05-25 | 1965-07-27 | Cutler Hammer Inc | Proximity responsive device |
GB1268360A (en) * | 1968-09-23 | 1972-03-29 | Ml Aviation Co Ltd | Proximity switches |
-
1975
- 1975-10-04 GB GB40712/75A patent/GB1567302A/en not_active Expired
-
1976
- 1976-09-30 US US05/727,996 patent/US4130763A/en not_active Expired - Lifetime
- 1976-10-04 IT IT27954/76A patent/IT1072965B/it active
- 1976-10-04 DE DE19762644714 patent/DE2644714A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
GB1567302A (en) | 1980-05-14 |
US4130763A (en) | 1978-12-19 |
DE2644714A1 (de) | 1977-04-14 |
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