Abstract: A traction apparatus to improve the winter operation of rubber tracks on endless track vehicle. A plurality of chains are provided each having a first end and a second end separated by multiple chain links. The chains are secured to the track at only the first end with the second end free.

Abstract: The present invention includes a mobile device which provides the user with the ability to schedule a meeting request from the mobile device itself. The mobile device creates an object representative of the meeting request and assigns the object a global identification number which uniquely identifies the object to other devices which encounter the object. In addition, the mobile device in accordance with one aspect of the present invention provides a property in the object which is indicative of whether the meeting request has already been transmitted. In this way, other devices which encounter the meeting request are capable of identifying it as a unique meeting request, and of determining whether the meeting request has already been transmitted, in order to alleviate the problem of duplicate meeting request transmissions.

Abstract: The present invention includes a mobile device which provides the user with the ability to schedule a meeting request from the mobile device itself. The mobile device creates an object representative of the meeting request and assigns the object a global identification number which uniquely identifies the object to other devices which encounter the object. In addition, the mobile device in accordance with one aspect of the present invention provides a property in the object which is indicative of whether the meeting request has already been transmitted. In this way, other devices which encounter the meeting request are capable of identifying it as a unique meeting request, and of determining whether the meeting request has already been transmitted, in order to alleviate the problem of duplicate meeting request transmissions.