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LEVER JACK [1 record]
Record 1 - internal organization data 2016-02-25
Record 1, English
Record 1, Subject field(s)
- Upward-Pushing Apparatus
- Jib-Type Hoisting Apparatus
Record 1, Main entry term, English
- lever jack
1, record 1, English, lever%20jack
correct, specific
Record 1, Abbreviations, English
Record 1, Synonyms, English
- ratchet jack 2, record 1, English, ratchet%20jack
correct, specific
- rack-and-lever jack 3, record 1, English, rack%2Dand%2Dlever%20jack
correct, specific
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
In its usual form, the lever jack has a rack and pawl, the pawl being mounted on the end of a lever whose fulcrum point is very close to the pawl, thus giving a big mechanical advantage to any force exerted at the other end of the long lever. 1, record 1, English, - lever%20jack
Record number: 1, Textual support number: 1 OBS
Jacks. One type uses a lever to raise a load up a toothed rack while a ratchet prevents it slipping back. 4, record 1, English, - lever%20jack
Record 1, Key term(s)
- rack jack
Record 1, French
Record 1, Domaine(s)
- Appareils de levage agissant par poussée
- Appareils de levage à bras
Record 1, Main entry term, French
- cric à crémaillère
1, record 1, French, cric%20%C3%A0%20cr%C3%A9maill%C3%A8re
correct, masculine noun, generic
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Le cric est employé pour soulever de grosses charges à une faible hauteur. [...] Le cric à crémaillère est formé d'un couple crémaillère-roue dentée actionné à la main et agissant sur la tige. 2, record 1, French, - cric%20%C3%A0%20cr%C3%A9maill%C3%A8re
Record number: 1, Textual support number: 1 OBS
Schéma d'un cric à crémaillère : [...] logement pour la mise en place du levier de manoeuvre [...] 2, record 1, French, - cric%20%C3%A0%20cr%C3%A9maill%C3%A8re
Record number: 1, Textual support number: 2 OBS
Le cric à crémaillère peut être manoeuvré à l'aide d'une manivelle ou d'un levier. Les sources françaises ne parlent que du modèle à manivelle, tandis que les sources anglaises ne font mention que du modèle à levier. 3, record 1, French, - cric%20%C3%A0%20cr%C3%A9maill%C3%A8re
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Aparatos de levantamiento de cargas
- Levantamiento con grúas de brazo
Record 1, Main entry term, Spanish
- gato de palanca
1, record 1, Spanish, gato%20de%20palanca
correct, masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
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