Patent ID: 6449813
Filing Date: 2002-09-17
Classification: F16L,Y10T

Abstract:
A worm-driven hose clamp comprising:a housing (2) having a bottom (9) and comprised of a housing band (10) having opposed ends with an edge, respectively, wherein a first one of the edges has a cutout (13) and a second one of the edges has a matching projection (12), wherein the cutout and the projection (12, 13) are configured to interlock and connect the opposed ends by forming an open butt joint (11); a clamping screw (3), having a head (4) and a threaded shaft (5), wherein the threaded shaft (5) is arranged in the housing (2); a clamping strip (1) having a first end (6) and a second end (7) received in the housing (2), wherein the first end (6) overlaps the second end (7) in a circumferential direction of the clamping strip (1) and is positioned radially outwardly of the second end (7); the first end (6) having thread elements (8) interacting with the threaded shaft (5); the second end (7) positive-lockingly connected to the bottom (9) of the housing (2); the bottom (9) having a first transverse edge, positioned opposite the head (4) of the clamping screw (3), and a second transverse edge, positioned proximal to the head (4) of the clamping screw, wherein the first and second transverse edges extend transversely to the open butt joint (11), wherein at least the first transverse edge has two radially outwardly and circumferentially projecting tongues (14) positioned on opposite sides of the open butt joint (11); the second end (7) having openings (15), wherein the openings (15) are positioned on opposite sides of the open butt joint (11) at least in the area of the first transverse edge and are configured to receive the tongues (14); the second end (7) having depressions (16) adjoining the openings (15), respectively, wherein the depressions (16) project radially inwardly and extend longitudinally in a circumferential direction of the clamping strip (1) away from the housing (2) relative to the first and second transverse edges, respectively; the tongues (14) penetrating the openings (15) and matchingly engaging the depressions (16), respectively.