Dust extractor

摘要

A suction cup dust extractor for a drill including a housing; a drill collar having a drill passage formed through it; a recess formed by the walls of the housing having an opening and which, in use, locates against a work piece to create a chamber; an aperture located on the housing through which air can pass; at least one first air passage formed within the housing which connects to the aperture; and at least one second air passage formed within the housing which enables air to pass from the recess to the aperture; the collar being releasably attachable to the housing, the at least one first air passage making fluid connection with the drill passage when it is attached to the housing to enable air to pass from the drill passage to the aperture.

主权项

1. A suction cup dust extractor for a drill comprising:
a housing; a drill collar having a drill passage formed therethrough; a recess formed by the walls of the housing having an opening and which, in use, locates against a work piece to create a chamber that holds the housing against the work piece via suction; an aperture located on the housing through which air can pass; at least one first air passage formed within the housing which connects to the aperture; and at least one second air passage formed within the housing which enables air to pass from the recess to the aperture; wherein the collar is releasably attachable to the housing, the at least one first air passage making fluid connection with the drill passage when it is attached to the housing to enable air to pass from the drill passage to the aperture.