Rod seal for shock absorber

Claim 1

IN A SHOCK ABSORBER THE COMBINATION OF CYLINDER MEANS, A FIRST CLOSURE ELEMENT FOR SEALING THE UPPER END OF SAID CYLINDER MEANS, A PISTON ROD DIRECTED THROUGH SAID FIRST CLOSURE MEMBER IN SLIDING SUPPORTED ENGAGEMENT THEREWITH, MEANS ENCLOSING SAID CYLINDER MEANS FOR FORMING A FLUID RESERVOIR THEREBETWEEN, A SECOND CLOSURE ELEMENT COOPERATING WITH SAID ENCLOSING MEANS FOR FORMING A PART OF THE FLUID RESERVOIR, SAID FIRST CLOSURE AND SECOND CLOSURE ELEMENTS COOPERATING TO FORM A SEALING CHAMBER, A SEALING MEMBER WITHIN SAID SEALING CHAMBER HAVING A PLURALITY OF ANNULAR ROD GRIPPING INNER PERIPHERAL PORTIONS LOCATED IN SEALING ENGAGEMENT WITH THE OUTER PERIPHERY OF SAID PISTON ROD, AND MEANS FOR BIASING SAID SEALING MEMBER BETWEEN SAID FIRST AND SECOND CLOSURE MEMBERS TO BIAS SAID INNER PERIPHERAL PORTIONS THEREON INTO TIGHT SEALING ENGAGEMENT WITH SAID ROD, SAID SEALING MEMBER INCLUDING AN ELONGATED UPWARDLY DIRECTED LIP PORTION ENGAGING THE OUTER PERIPHERY OF THE PISTON ROD ABOVE THE UPPER HEAD OF THE SEALING MEMBER AT AN ACUTE ANGULAR RELATIONSHIP WITH THE PISTON ROD, SAID LIP HAVING AN INNER SURFACE DIVERGING FROM THE PISTON ROD FROM THE FREE END OF THE LIP, SAID INNER SURFACE AND ROD FORMING A SPACE BETWEEN SAID LIP AND ROD FOR RECEIVING A PORTION OF THE LIP IN WIPING ENGAGEMENT WITH THE ROD UPON A FIRST PREDETERMINED MOVEMENT OF SAID ROD, SAID LIP SERVING TO WIPE FOREIGN MATTER FROM THE OUTER PERIPHERY OF THE ROD UPON MOVEMENT THEREOF OPPOSITE TO SAID PREDETERMINED DIRECTION.