Repair of a WMF Kult milk frother

The WMF Kult milk frother is a manually operated device that rotates the whisk via an up and down movement and thereby froths the milk. The principle of operation is similar to that of a humming top. In the hand grill there is a sleeve around which helical grooves wind on the inside, like a …

Window louvers for camper van

Our expedition vehicle based on a Mercedes-Benz Sprinter 4×4 leaves only a few options to ventilate properly from the factory. Due to the curvature of the vehicle’s sides, it immediately rains in when the sliding window is open, and the airstream pushes inward unpleasantly while driving. I have made suitable perforated plates and transparent window …

Magnetic clamp for curtains in camper van

Flexible magnetic clamp to attach curtains to the center pillars in the motorhome. The clamp consists of four parts with three joints. The attachment is made via strong neodymium magnets.Three M3 x 35 mm cylinder-head bolts and five M3 self-locking nuts are required for mounting. Two M3 x 16 mm countersunk head screws are used …

Funnel holder for IKEA jar

The duration of use of frying oil depends largely on the smoke point. Impurities reduce the temperature at which the smoke point is reached. Accordingly, after each frying process, the oil should be filtered to remove as many residues and particles of the fried food as possible. Otherwise, they accumulate at the bottom of the …

Stable and full protection mobile phone holder for motorbike

Introduction Commercially available mobile phone holders for the motorbike are either too unsafe or far too expensive for me. In the case of the former, this is certainly because the manufacturers are trying to sell a universal mount. Of course, I don’t have this problem with my own design and can build an individual holder …

9-button extension for CAD 3Dconnexion SpaceMouse

A CAD navigation tool is a great help for the construction and three-dimensional orientation in a technical drawing. A colleague of mine once said that it later feels like a body part has been amputated when you have to design without SpaceMouse after you have gotten used to it.I use the SpaceMouse from 3Dconnexion for …

Tool for opening car wet batteries

Tool to open the individual cells of a car battery. As a friend of classic lead wet batteries that you can still maintain and refill with deionized water or sulfuric acid, I was always looking for a reasonable tool to open the cells.This tool is suitable for all common car wet batteries. The contact surface …

Determination of the relative density of filaments with a pycnometer

Introduction All common slicers for 3D printing require the specification of the relative density of the filament. This information has no influence on the printing behavior, but is required to calculate the costs, print volume and length of the required filament.In principle, it is possible to calculate this value using the mass and a little …