An auxiliary handle for a hand-held power tool (7) includes a lockable lag hinge (46) provided between the clamping section (21) and the gripping member (34) and having a pivot pin (47), a tightening member (51) for tightening and loosening the clamping section (21) and arranged on an end (48) of th
An auxiliary handle for a hand-held power tool (7) includes a lockable lag hinge (46) provided between the clamping section (21) and the gripping member (34) and having a pivot pin (47), a tightening member (51) for tightening and loosening the clamping section (21) and arranged on an end (48) of the pivot pin (47) of the lag hinge (46), a locking device (41) for locking and releasing the lag hinge (46), and an independent from the tensioning member (51), a quick-release device (56) for the locking device (41) and the clamping section (21) for displacing the locking device (410 in a position in which the lag hinge (46) is released and for loosening tightening of the clamping section (21).
대표청구항▼
1. An auxiliary handle for a hand-held power tool (7), comprising: a clamping section (21) for securing the auxiliary handle (11) on a section of the power tool (7);a gripping member (31) for holding the auxiliary handle (11);a lockable lag hinge (46) provided between the clamping section (21) and t
1. An auxiliary handle for a hand-held power tool (7), comprising: a clamping section (21) for securing the auxiliary handle (11) on a section of the power tool (7);a gripping member (31) for holding the auxiliary handle (11);a lockable lag hinge (46) provided between the clamping section (21) and the gripping member (31) and having a pivot pin (47);clamping means (23, 25) supported on the hinge pin (47) for securing the clamping section 921) on the section of the power tool;a tensioning member (51) arranged on an end of the pivot pin (47), for tightening and loosening the clamping section (21);a locking device (41) associated with the clamp means (23, 25), arranged between the clamping means (23, 25) and the gripping member (31), and displaceable between a locking position in which the lag hinge (46) is locked and the clamping section is tightened on the section of the power tool, and a release position in which the lag hinge (46) is released and the clamping section (21) becomes loose; anda quick-release device (56), operated independently from the tensioning member (51), for displacing the locking device from the locking position thereof into the release position thereof. 2. An auxiliary handle according to claim 1, wherein the quick-release device (56) has a fixation device (57) for axially securing the pivot pin (47), and an actuation member (62) for displacing the fixation device (57) from a first position in which the pivot pin is secured into a second position in which the fixation device (57) releases the pivot pin (47). 3. An auxiliary handle according to claim 2, wherein the actuation member (62) is provided on an end (49) of the pivot pin (47) opposite the end (48) on which the tensioning member (51) is arranged. 4. An auxiliary handle according to claim 2, wherein the actuation member (62) is formed as a pressure knob axially displaceable along the pivot axis (12) of the lag hinge (46). 5. An auxiliary handle according to claim 2, wherein the fixation device (57) comprises at least one pivot element (58) radially deflectable and arranged radially outwardly relative to the pivot axis (12) of the lag hinge (46) and having a stop section (59) engageable with the pivot pin (47), and a control section (60) engageable with the actuation member (62). 6. An auxiliary handle according to claim 5, wherein the fixation device (57) further comprises a plurality of additional radially deflectable pivot elements (58) arranged radially outwardly with respect to the pivot axis (12). 7. An auxiliary handle according to claim 5, further comprising spring means (66) for biasing the stop section (59) of the at least one pivot element (58) in a direction of the pivot axis (12). 8. An auxiliary handle according to claim 5, wherein the pivot pin (47) has, at least in some regions, an outer profile, and the stop section (59) of the at least one pivot element (58) has a profile engageable with the outer profile of the pivot pin (47). 9. An auxiliary handle according to claim 8, wherein at least one of the outer profile of the pivot pin (47) and the profile on the stop section (59) of the at least one pivot element (58) is formed as a saw tooth thread profile. 10. An auxiliary handle according to claim 5, wherein the fixation device (57) has a guide member (63) having at least one, oriented radially outwardly, guide recess (64) that opens toward the pivot axis (12) for guiding the at least one, radially deflectable pivot element (58). 11. An auxiliary handle according to claim 1, wherein the gripping member (31) has two, spaced from each other bearing sections (34, 39), and the pivot pin (47) extends through the bearing sections (34, 39), wherein the clamping means has two clamps (23, 25), and the locking device (41) has two locking elements located between respective clamps (23, 25) and respective bearing sections (34, 39) and engageable with the bearing sections (34, 39) for locking the lag hinge (46) and tightening the clamping section on the section of the power tool. 12. An auxiliary handle according to claim 11, wherein each locking element has a flange section (41′) and a sleeve-shaped section received in a recess formed in an end surface (24, 26) provided at a free end of a respective bearing section (34, 39). 13. An auxiliary handle according to claim 12, wherein the end surface (24, 26) of the respective bearing section (34, 39) has a shaped profile, and an end surface (35, 40) of the respective flange section (41′) has a complementary shaped profile engageable with the shaped profile of the end surface (24, 26) of the respective bearing sections (34, 39) in the locking position of the locking device (41).
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