included basically every type of mechanical cylinder and lock: from assembly cylinders to mortise, garage and rim locks, padlocks or furniture locks as well as special-purpose cylinders. The range also included [...] included different variants of lockable vehicle handles as well as motorcycle locks. The master key systems became increasingly varied and technologically sophisticated in their design, and met very strict

1990s, EVVA identified that electronic locking systems were gaining relevance and the company was a driving force behind the symbiosis of mechanical and electronic locking systems. In a confidential internal [...] as crucial to the company's existence and made it the highest priority: "Disregarding electronic locking systems would mean disregarding the future for EVVA."

electronic locking systems. In 1996 the company created the first genuine online cylinder. ECS combined mechanical locking properties with an electronic access control system. Insert the key into the lock and

In the 1990s the range of locks continued to be developed, for example with anti-panic locks.

beginnings in security technology: an advertisement for a scrollbar lock. The advertisement in the ‘Neues Wiener Tagblatt’ described the lock as a “sensation”.

The K900 additional security lock has many security benefits compared with previously used add-on locks and predecessor models, such as a telescopic door limiter and cutting-edge design. In 1998 the further

brought more flexibility to security technology. Many overlapping locking hierarchies offered a diverse range of authorisation options. Lock profiles were continuously developed throughout the 1950s and 1960s

EVVA was the first company in the world to calculate cylinder locking systems using a computer. From 1977 locking plans were calculated and verified by a powerful computer and no longer by hand. An innovation

batteries that are very easy to replace. On the outside: a mechanical locking mechanism that can be integrated into existing locking systems.

headquarters: Hegelgasse 13 in Vienna. It was only when Karl Jindrich purchased the rim lock and associated rights to EVVA’s lock production that the EVVA story continued, and both companies went their separate