Patent ID: 6665174
Filing Date: 2003-12-16
Classification: G01D,G01K

Abstract:
A portable electrical control and display device comprising:an indicator panel; a keyboard with at least one key pad; a housing that is a single, one-piece housing made of a temperature-resistant material sealing the control and display device in a water-tight manner; wherein the one-piece housing is made of a single, injection molded thermoplastic material; wherein at least part of the housing includes one of TPU, TPE, and PVC; wherein a sleeve is provided to accommodate the indicator panel, the keyboard, and a circuit board, and to support the housing; wherein the housing and the sleeve are similar in shape, and the housing encloses the sleeve in an essentially form-fitting manner; further including at least one sealing device which closes the housing and the sleeve in a water-tight manner with respect to the outside; wherein the at least one sealing device is designed so that a first direction of sealing forces determined by the at least one sealing device is essentially perpendicular to a second direction of joining forces determined by one of a direction of insertion of the housing into the sleeve, and a direction of insertion of the sleeve into the housing; wherein the at least one sealing device has a peripheral groove and a matching peripheral ridge arranged at opposite locations on the sleeve and the housing so that when the housing and the sleeve are joined together, the ridge engages in the groove.