Electrical handheld core drilling device
A handheld core drilling device includes a tool receptacle where the tool receptacle has a receiving sleeve and a tool receiving piece disposed in the receiving sleeve. A compression spring arrangement is disposed within the receiving sleeve. Exactly three equally spaced retaining tabs are formed on...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A handheld core drilling device includes a tool receptacle where the tool receptacle has a receiving sleeve and a tool receiving piece disposed in the receiving sleeve. A compression spring arrangement is disposed within the receiving sleeve. Exactly three equally spaced retaining tabs are formed on the receiving sleeve along a circumferential direction and each retaining tab has a respective stop surface that faces the tool receiving piece. Exactly three equally spaced bearing surfaces are formed on the tool receiving piece along a circumference of the tool receiving piece and each bearing surface faces a respective stop surface. Each of the bearing surfaces includes a stud with a stud surface where the stud surfaces in a radial direction are at most half as wide as the bearing surfaces in the radial direction. |
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