Fastening device

Claim 1

A COMBINATION CLOCK ASSEMBLY COMPRISING A CLOCK CASING, A CLOCK MOTOR ASSEMBLED WITH SAID CASING, A STUD PROJECTING FROM SAID CASING FOR A DISTANCE BEYOND SAID MOTOR, A UNITARY FASTENING DEVICE OF RESILIENT SHEET MATERIAL HAVING A FLAT BODY PORTION DEFINING AN OPENING FOR RECEIVING SAID STUD, THREAD MEANS ON SAID STUD AND ON SAID BODY PORTION, ABUTMENT ARMS INTEGRAL WITH SAID BODY PORTION DISPOSED AT A LARGE ANGLE TO THE PLANE THEREOF AND HAVING END EDGES OPPOSITE TO THEIR CONNECTION TO SAID BODY PORTION FORMING ABUTMENT SURFACES, SAID ABUTMENT ARMS BEING OPERATIVE IN COOPERATION WITH SAID STUD TO SECURE SAID CASING AND MOTOR TOGETHER, FLAT RESILIENT ARM MEMBERS SEPARATE FROM SAID ABUTMENT ARMS AND EXTENDING OUTWARDLY AND INTEGRALLY FROM SAID BODY PORTION AND TOWARD SAID ABUTMENT SURFACES, AND A CASING ASSEMBLY INCLUDING A CLOCK FACE, SAID ASSEMBLY HAVING MEANS ENGAGING ONE OF THE CASING AND MOTOR AND DEFINING A RECESS THEREIN FOR THE RECEPTION OF SAID ARM MEMBERS, SAID ARM MEMBERS RESILIENTLY ENGAGING THE SIDES OF SAID RECESS TO SECURE SAID CASING ASSEMBLY TO THE CASING AND MOTOR.