Patent ID: 9689414
Date: 2017-06-27
CPC Classifications: F16B

Claim:
1. A fastening device for installing a fitting or a holding clamp in a hole in a thin wall, the fastening device comprising: a head with fitting parts attached thereto a portion of the fitting or holding clamp between the head and the thin wall; a body which proceeds from the head and which is configured to penetrate the hole in an installed condition, the body comprising: guide strips that protrude laterally from the body, and which, in the installed condition, are configured to be guided into suitable notches between the opposite edges of the hole in the thin wall; and a tubular-profile piece configured as an unlocking tool; wherein, when the fastening device is in the installed condition and the tubular-profile piece is fitted on the body a profile of the tubular-profile piece presses the spring legs together until they are freed from the edges of the hole.