A sale in which the vendee receives the possession and right of use of the goods or articles sold, but transfer of complete title to the vendee is made dependent upon the performance of some condition or the happening of sorne contingency, usually the full payment of the purchase price. 47 Am J1st Sales § 828. A chattel mortgage is, in effect, a conditional style of the mortgaged property. State Ins. Co. v Schreck, 27 Neb 527, 43 NW 340; Reinstein v Roberts, 34 Or 87, 55 P 90.