Clockmakers developed their creativity in various ways. Building Regulations smaller clocks was a technical challenge, as was improving accuracy and reliability. Clocks could be impressive showpieces to demonstrate skilled craftsmanship, or less expensive, mass-produced capital http://www.timeclockstx.com/ for domestic use. The escapement in particular was an important consideration affecting the clock's accuracy, so manifold different mechanisms were tried. Spring-driven clocks appeared during the 1400s, although they are often erroneously credited to Nürnberg watchmaker Peter Henlein (or Henle, or Hele) around 1511. The earliest existing spring driven clock is the chamber clock given to Peter the Good, Duke of Burgundy, around 1430, now in the Germanisches Nationalmuseum. Spring qualification presented clockmakers with a new problem; how to keep the clock movement running at a even rate as the spring ran down. This resulted in the creativity of the stackfreed and the fusee in the 1400s, and legion other innovations, down to the invention of the modern going receptacle in 1760.
During the 15th and 16th centuries, clockmaking flourished, particularly in the metalworking towns of Nuremberg and Augsburg, and in France, Blois. Some of the deeper basic table clocks have only odd time-keeping hand, with the dial between the hour markers being divided into four equal parts jurisdictional the clocks readable to the nearest 15 minutes. Other clocks were exhibitions of craftsmanship and skill, incorporating astronomical indicators and musical movements. The cross-beat escapement was developed in 1585 by Jost Burgi, who also developed the remontoire