Patent ID: 8505576

Claim:
A valve housing blank, comprising: a receiving space for a valve insert having a longitudinal axis; at least two first pairs of supply ducts which are opposite to each other with respect to the longitudinal axis and extend laterally in a radial direction from an outer side of the valve housing blank towards the receiving space; the at least two first pairs of supply ducts, as seen in the direction of the longitudinal axis, being arranged offset relative to each other; wherein only one supply duct is open towards the receiving space, the other ducts being closed off from the receiving space by a destroyable dividing wall; laterally outward extending spacers formed on sides of the supply ducts; wherein supply ducts in an outward direction terminate in a planar end face and the spacers terminate in a plane of the end faces to form a contact surface; and wherein each spacer extends up to two planes defined by end faces and terminates at the end face to form one contact surface each.