Shaking platform having an adjustable holding device for container fastening, holding device and laboratory shaking device

A shaking platform for a laboratory shaking device having an adjustable holding device for fastening at least one container, the shaking platform having a length and a width, and the adjustable holding device comprising:

• a base plate having a fastening device for fastening the adjustable holding device on the shaking platform;
• at least two support walls that each extend from the base plate and that define a container-receiving space arranged between the at least two support walls,
• each support wall extending in a direction and comprising an adjusting rail that projects from the support wall and that extends parallel to the support wall,
• the adjusting rail having a slot formed therein, the slot extending parallel to the support wall;
• and
• at least two holding rods carried by the at least two support walls and running substantially parallel to the shaking platform, the at least two holding rods delimiting the container-receiving space wherein a distance from one of the at least two holding rods to another of the at least two holding rods is adjustable via the adjusting rails,
• wherein the length and the width of the shaking platform are greater than a length of the at least two holding rods;
• and
• at least two locking devices, wherein each of the at least two locking devices extending through the slot of an adjusting rail associated with that respective locking device, wherein each of the at least two locking devices comprises a clamping device with which a respective one of the at least two holding rods is clampable to a respective one of the at least two adjusting rails via a respective clamping knob, and wherein each clamping knob protrudes vertically upwards from a respective one of the at least two adjusting rails and is accessible to an operator from above.