Abstract： ASME B30.1:1998 pdf download.JACKS. Within the general scope dclincd in Section I of the Introduction. B30.l applies to general purpose. portable jacks of the following categories: hand- or power- operated hydraulic jacks, mechanical ratche...

ASME B30.1:1998 pdf download.JACKS.

Within the general scope dclincd in Section I of the Introduction. B30.l applies to general purpose. portable jacks of the

following categories: hand- or power- operated hydraulic jacks, mechanical ratchet jacks. and hand- or power-operated mechanical

screw jacks.

Jacks designed for automotive service, trip-lowered jacks. and those thai arc an integral part of other equipment are not included in the scope of this Standard. Devices designed for static support rather than lifting are not included.

1.0.1 Illustrations. Figures I through 7. on the pages that follow, show typical jacks covered by this Standard. They are not

intended to be all inclusive.

Section 1-0.2: Definitions

assigned specific responsibilities by the employer or the employer’s representative.

an independent service facility designated by the manufacturer to repair and test jacks of their

manufacture.

controlkd conditiøn: where the jack is evenly supported on a solid foundation, operating a gravity load only, protected against

wind and other external forces such as shock loads or vibrations, and a an ambient temperature range of —20°F to 140°F (—29°C to 60C).

parts which the operator must manipulate in extending or retracting the jack.

a person selected or assigned by the employer or the employer’s representahive as being competent to perform specihe duties.

a device that increases the jack’s closed length.

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