Wheelchair fitting company

This is what RF was looking for in their logo design

Looking for a logo for my business, It's everyhting around wheelchairs and other aids for disabled people but the focus is on wheelchairs.
Part of it is being a mechanic and the other part of it is supporting customers and adapt their wheelchair to their needs.
The name is Rehatechnik Finger (german) and i'm looking for a logo for business cards etc. so the logo should only include RF with elements of design which represent the business. The company is absed in Switzerland. and the colour sccheme is supposed to be azure blue with like shades of grey or blue or even another colour. No additional text needed , only something creative with the Letters RF and maybe Rehatechnik Finger so it matches for business cards etc. Read more