A haircutting appliance comprises an enclosed housing having a hollow handle connecting the housing to a vacuum source to carry away cut hairs from a subject's head.
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| Number | Title | Issue Date |
| 4715757 | Attachment apparatus and method for attaching An apparatus which attaches a first device within a cavity of an anchor without using inserts, flanges, or adhesives is disclosed. Flexibility in positioning the device relative to the anchor is provided regardless of whether the anchor cavity or the devi... | 12/29/1987 |
| 4093011 | Removable threaded insert A threaded insert is adapted to be secured in threaded engagement with an anchoring structure by use of locking elements carried by pockets formed in the insert along the periphery thereof contiguous with surfaces of the surrounding anchoring structure, t... | 06/06/1978 |
| 4037980 | Pump coupling Locking device locking the suspension nut of a driven shaft from rotation relative to the shaft, upon reversal in the direction of rotation of the shaft or such vibration as would loosen an ordinary nut. The locking device is particularly adapted for cant... | 07/26/1977 |