초록 ▼

The invention relates to a closure device (2) for closing a refill opening of a tank such as, a fuel tank or a lubricant tank. The closure device includes a body portion (20) for engagement with the refill opening. The closure device (2) further includes a pivotal member (6) provided with a grip por

The invention relates to a closure device (2) for closing a refill opening of a tank such as, a fuel tank or a lubricant tank. The closure device includes a body portion (20) for engagement with the refill opening. The closure device (2) further includes a pivotal member (6) provided with a grip portion (3). The grip portion (3) may be switched between a retracted position and a protruding position. In protruding position, the grip portion (3) extends outwardly of the body portion (20) to form a convenient grip to an operator. A holding member (13, 14, 17) may be provided to hold the pivotal member (6) in the protruding position. The holding member (13, 14, 17) may be secured to the pivotal member (6) and to the body portion (20). The closure device (2) may further comprise a biasing member (11) arranged for urging the pivotal member (6) towards the retracted position.

대표청구항 ▼

1. A closure device for closing a refill opening of a fuel tank, which closure device comprises: a body portion for engagement with said refill opening, defines a longitudinal axis;a pivotal member including a grip portion, which pivotal member is pivotal about a pivotal axis and pivotally connected

1. A closure device for closing a refill opening of a fuel tank, which closure device comprises: a body portion for engagement with said refill opening, defines a longitudinal axis;a pivotal member including a grip portion, which pivotal member is pivotal about a pivotal axis and pivotally connected to said body portion for movement between a retracted position and a protruding position, in which protruding position said grip portion extends outwardly of said body portion to form a grip and thereby assist in loosening and tightening the closure device,wherein the pivotal member is lockable in the protruding position by means of a holding member, wherein a first part of the holding member is secured to the pivotal member and a second part of the holding member is secured to the body portion, and wherein the closure device further comprises a biasing member arranged for urging the pivotal member towards the retracted position,wherein the pivotal member includes a counter portion located on an opposite side of said pivotal axis in relation to the grip portion, and the body portion has a recess portion for receiving the counter portion when the pivotal member is moved from the retracted position towards the protruding position. 2. A closure device according to claim 1, wherein said holding member comprises a first fastening member attached to the pivotal member and a second fastening member attached to the body portion, the first and second fastening members are adapted to engage each other when the pivotal member is in the protruding position. 3. A closure device according to claim 1, wherein said holding member is a resilient member. 4. A closure device according to claim 3, wherein a threshold position is arranged between the retracted position and the protruding position of the pivotal member and for a position of the pivotal member between said threshold position and the protruding position, the resilient member urges the pivotal member towards the protruding position. 5. A closure device according to claim 4, wherein said resilient member is a spring attached in one end to the pivotal member and in another end to the body portion. 6. A closure device according to claim 4, further comprising a conical pressure spring, the conical pressure spring being configured to act as both the biasing member and the resilient member, and for a position of the pivotal member between said threshold position and said retracted position, the conical pressure spring urges the pivotal member towards the retracted position. 7. A closure device according to claim 1, wherein the pivotal member is pivotal about or with at least one pin, which at least one pin is secured to the body portion, wherein the biasing member is a torsion spring arranged around said at least one pin for urging the pivotal member to return to the refracted position. 8. A closure device according to claim 1, wherein the first part of the resilient member is pivotally secured to a securing portion of the pivotal member, which securing portion projects into the interior of the body portion for the retracted position of the pivotal member. 9. A closure device according to claim 1, wherein at least a part of the pivotal member is provided with a surface structure on a surface of the pivotal member facing away from the body portion, which surface structure preferably includes grooves, recesses or ribs. 10. A closure device for closing a refill opening of a tank in a handheld power tool, which closure device comprises: a body portion for engagement with said refill opening, which body portion defines a longitudinal axis;a pivotal member including a grip portion, which pivotal member is pivotal about a pivotal axis and pivotally connected to said body portion for movement between a retracted position and a protruding position, in which protruding position said grip portion extends outwardly of said body portion to form a grip and thereby assist in loosening and tightening the closure device,wherein the pivotal member is lockable in the protruding position by means of a holding member, wherein a first part of the holding member is secured to the pivotal member and a second part of the holding member is secured to the body portion, and wherein the closure device further comprises a biasing member arranged for urging the pivotal member towards the retracted position,wherein said holding member is a resilient member,wherein a threshold position is arranged between the retracted position and the protruding position of the pivotal member and for a position of the pivotal member between said threshold position and the protruding position, the resilient member urges the pivotal member towards the protruding position, andwherein the resilient member is a conical pressure spring. 11. A closure device for closing a refill opening of a tank in a handheld power tool, which closure device comprises: a body portion for engagement with said refill opening, which body portion defines a longitudinal axis;a pivotal member including a grip portion, which pivotal member is pivotal about a pivotal axis and pivotally connected to said body portion for movement between a retracted position and a protruding position, in which protruding position said grip portion extends outwardly of said body portion to form a grip and thereby assist in loosening and tightening the closure device,wherein the pivotal member is lockable in the protruding position by means of a holding member, wherein a first part of the holding member is secured to the pivotal member and a second part of the holding member is secured to the body portion, and wherein the closure device further comprises a biasing member arranged for urging the pivotal member towards the retracted position, andwherein the pivotal member includes a counter portion located on an opposite side of said pivotal axis in relation to the grip portion, and the body portion has a recess portion for receiving the counter portion when the pivotal member is moved from the retracted position towards the protruding position. 12. A closure device according to claim 11, wherein the counter portion is configured such that it may be pressed down so as to assist in moving the pivotal member away from the retracted position. 13. A closure device according to claim 11, wherein at least a part of the counter portion protrudes a distance beyond the surrounding surface of the body portion in the direction of the longitudinal axis when the pivotal member is in the retracted position. 14. A closure device according to claim 11, wherein the grip portion extends a distance A from the pivotal axis and the counter portion extends at least a distance 0.25×A from the pivotal axis. 15. A closure device for closing a refill opening of a tank in a handheld power tool, the closure device comprising: a body portion for engagement with the refill opening, wherein the body portion defines a longitudinal axis; anda pivotal member comprising a grip portion, wherein the pivotal member is pivotal about a pivotal axis and pivotally connected to the body portion for movement between a retracted position and a protruding position, in which protruding position the grip portion extends outwardly of the body portion to form a grip and thereby assist in loosening and tightening the closure device,wherein the pivotal member is lockable in the protruding position by a holding member, wherein a first part of the holding member is secured to the pivotal member,wherein the pivotal member comprises a counter portion located on an opposite side of the pivotal axis in relation to the grip portion, and the body portion comprises a recess portion for receiving the counter portion when the pivotal member is moved from the retracted position towards the protruding position, andwherein a threshold position is arranged between the retracted position and the protruding position of the pivotal member, and for a position of the pivotal member between the threshold position and the protruding position, the holding member urges the pivotal member towards the protruding position. 16. The closure device of claim 15, wherein the counter portion is configured such that it may be pressed down so as to assist in moving the pivotal member away from the retracted position. 17. The closure device of claim 15, wherein at least a part of the counter portion protrudes a distance beyond a surrounding surface of the body portion in a direction of the longitudinal axis when the pivotal member is in the retracted position. 18. The closure device of claim 15, wherein the grip portion extends a distance A from the pivotal axis, and wherein the counter portion extends at least a distance 0.25×A from the pivotal axis. 19. The closure device of claim 15, wherein the holding member comprises a spring. 20. The closure device of claim 15, wherein the holding member is pivotally secured to a securing portion of the pivotal member, and wherein the securing portion projects into the interior of the body portion for the retracted position of the pivotal member. 21. The closure device of claim 15, wherein at least a part of the pivotal member is provided with a surface structure on a surface of the pivotal member facing away from the body portion. 22. A closure device for closing a refill opening of a tank of a handheld power tool, the closure device comprising: a body portion configured to engage the refill opening;a pivotal member pivotally connected to the body portion and configured to pivot about a pivotal axis between a retracted position and a protruding position, wherein the pivotal member comprises a grip portion, and wherein, when the pivotal member is in the protruding position, the grip portion extends away from the body portion to form a grip for loosening or tightening the closure device relative to the refill opening; anda resilient member extending between the body portion and the pivotal member and configured to hold the pivotal member in the protruding position,wherein the pivotal member comprises a counter portion, and wherein the counter portion is located on an opposite side of the pivotal axis relative to the grip portion, andwherein the body portion comprises a recess portion, and wherein the recess portion is configured to receive the counter portion when the pivotal member is in the protruding position. 23. The closure device of claim 22, wherein the counter portion is configured to be pressed into the recess portion so as to assist in moving the pivotal member away from the retracted position. 24. The closure device of claim 22, wherein the pivotal member is configured to pivot from the retracted position to a threshold position and then to the protruding position, and wherein, when the pivotal member is between the threshold position and the protruding position, the resilient member urges the pivotal member towards the protruding position. 25. The closure device of claim 24, wherein, when the pivotal member is between the threshold position and the retracted position, the resilient member urges the pivotal member towards the retracted position. 26. The closure device of claim 22, wherein the resilient member comprises a spring. 27. The closure device of claim 26, wherein the spring comprises a conical pressure spring. 28. The closure device of claim 22, wherein the pivotal member comprises a securing portion, wherein the resilient member is pivotally secured to the securing portion, and wherein, when the pivotal member is in the retracted position, the securing portion projects into the recess portion. 29. The closure device of claim 22, wherein the pivotal member comprises a securing portion, wherein the resilient member is pivotally secured to the securing portion at a securing axis, and wherein the securing axis is substantially parallel to the pivotal axis. 30. The closure device of claim 29, wherein the grip portion is integral with the counter portion, and wherein the counter portion is integral with the securing portion. 31. The closure device of claim 22, wherein the pivotal member comprises a surface structure that faces away from the body portion. 32. The closure device of claim 22, wherein the body portion defines a longitudinal axis, and wherein the pivotal axis is substantially perpendicular to the longitudinal axis. 33. The closure device of claim 22, wherein the body portion comprises threads configured to engage corresponding threads on the refill opening. 34. The closure device of claim 22, wherein the grip portion comprises a semi-circular shape. 35. The closure device of claim 22, wherein the pivotal member comprises a recess formed in the periphery of the grip portion, and wherein the recess is configured to receive a finger tip of an operator of the handheld power tool so as to assist in moving the pivotal member away from the retracted position. 36. The closure device of claim 22, further comprising a sealing ring engaged with the body portion and made of an elastic rubber material. 37. The closure device of claim 22, wherein the resilient member is pivotally secured to the pivotal member and secured within an interior of the body portion. 38. The closure device of claim 22, wherein the grip portion extends a distance A from the pivotal axis, and wherein the counter portion extends at least a distance 0.25×A from the pivotal axis. 39. A handheld power tool comprising the closure device of claim 22, wherein the handheld power tool comprises a chainsaw. 40. The handheld power tool of claim 39, wherein the tank comprises a lubricant tank.