DE1941063C - Screwdriver with a replaceable blade that carries the cutting edge - Google Patents
Screwdriver with a replaceable blade that carries the cutting edgeInfo
- Publication number
- DE1941063C DE1941063C DE1941063C DE 1941063 C DE1941063 C DE 1941063C DE 1941063 C DE1941063 C DE 1941063C
- Authority
- DE
- Germany
- Prior art keywords
- screw
- blade
- screwdriver
- slot
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000037250 Clearance Effects 0.000 claims description 2
- 230000035512 clearance Effects 0.000 claims description 2
- 210000003128 Head Anatomy 0.000 claims 2
- 210000001699 lower leg Anatomy 0.000 claims 2
- 210000003467 Cheek Anatomy 0.000 claims 1
- 241000251730 Chondrichthyes Species 0.000 claims 1
- 210000000078 Claw Anatomy 0.000 claims 1
- 101710017531 H4C15 Proteins 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 239000010437 gem Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000036316 preload Effects 0.000 claims 1
Description
nach Fig. 3 teilweise im Schnitt. wenn sie in den Schlitz des Schraubenkopfes ein-according to Fig. 3 partially in section. if it is inserted into the slot in the screw head
dieselben Bezugszeichen verwendet In Fig. 1 ist das daß die Schraube von der Klinge beim Zuschraubenthe same reference numerals are used In Fig. 1 this is that the screw from the blade is screwing
vorderste Ende eines gemäß der Erfindung ausgebil- 5 gehalten wird (F i g. 2). „foremost end of a trained according to the invention is held 5 (Fig. 2). "
deten Schraubendreherschaftes mit 1 bezeichnet Weiterhin können die Schneiden iiurn werKstucKThe screwdriver shaft is designated by 1. Furthermore, the cutting edges can be used for workpieces
flache Klinge bezeichnet, die zwei Schenkel 5 und 6 io findung die Länge des aus dem Schraubendretier-flat blade, the two legs 5 and 6 io finding the length of the screw
hat, die durch einen Schlitz 7 getrennt sind und schaft herausragenden Endes der Klinge 2 der lietehas, which are separated by a slot 7 and shaft protruding end of the blade 2 of the liete
in einem Basisstück 8 des Flachstückes zusammen- des Schraubenschlitzes entsprechen,in a base piece 8 of the flat piece together correspond to the screw slot,
laufen. Dazu kann der Schließring und das vordere Endeto run. This can be done with the locking ring and the front end
gebogen sind. Mit 3 ist in der F ig. leine geschlitzte Schaft 1 gestreift ist, die Klinge 2 innerhalb derare bent. With 3 is in the Fig. leash slotted shaft 1 is striped, the blade 2 within the
riffelt ist, um möglichst griffig zu sein. Die Hülse 3 vorher bestimmte Länge der Klinge in den t>chraut>en-is corrugated to be as easy to grip as possible. The sleeve 3 previously determined length of the blade in the t> chraut> en-
ist über den Schaft 1 schiebbar und legt sich beim ao schlitz eingreift. Dabei wird mit der Klinge 2 einecan be pushed over the shaft 1 and engages with the ao slot. With the blade 2 a
eine elastische Klammer leicht auswechselbar fest. freie Ende des Schaftes aus der Hülse heraus undan elastic clip that is easily replaceable. free end of the shaft out of the sleeve and
und 10 auch geneigt sein, damit sie besser in die Sattelfläche 18 beim Einschrauben von Schrauben anand 10 may also be inclined so that they better fit into the saddle surface 18 when screwing in screws
Claims (6)
eingreift. Auf diese Weise ist durch die am Klingenende5. Holds a screwdriver according to one of the shafts and the blade at its free end in Proverbs 1 to 4, characterized in that a resilient detent (15) is arranged on a lengthwise of the sleeve (3) lying perpendicular to the shaft slot The slot is divided and that the net is bent away into an annular groove (14) of the shaft (1) cutting at the end of the blade,
intervenes. This way is through the one at the end of the blade
Schraube für das Ein- oder Ausdrehen durch ein Die Erfindung wird an Hand von Ausführungsanderes Werkzeug, z.B. eine Zange oder eine Pin- beispielen, die in der Zeichnung dargestellt sind, zette, gehalten werden muß, bis die Schraube in die nachfolgend beschrieben. In der Zeichnung zeigt
ersten Gänge des Gewindes eingedreht ist oder wenn 60 Fig. 1 eine Ansicht des schaftseitigen Schraubendie Schraube aus dem Gewinde herausgedreht wird. dreherteiles mit den auseinandergezogen dargestell-In a known screwdriver of this type borrowed to own the usual blade. The disadvantage of replacing these special screws and tools with an attachable sleeve is that the bare blade is fastened in the screwdriver shaft. 50 the tool after several screws have been screwed in. In this case the blade of the screw is worn down and then no clamping effect can be adjusted to the head size or the screw slot length; exercised more. In contrast, a screwdriver designed with the replaceable blade is not a shark invention, even after a long time to be screwed in or screwed out, as it can be achieved through the elasticity of the work screw. This has the disadvantage that the cutting edges at the end of the blade are bent away at a poorly accessible place and in this way wear only a little.
Screw for screwing in or out by means of a tool, for example a pair of pliers or a pin, which are shown in the drawing, must be held until the screw is described in the following. In the drawing shows
first turn of the thread is screwed in or when the screw is screwed out of the thread when the screw is screwed out of the thread. part with the pulled apart illustrated
liehen entweder aus einer mechanischen Greifvorrich- 65 F i g. 3 eine vergrößerte Darstellung der F i g. 2 tung mit einer Spannfeder oder aus über die Schraube teilweise im Schnitt,
überstreifbaren Gummimanschetten. Fig. 4 die Vorderansicht des Schraubendrehershold, are attachable to a screwdriver F i g. 2 known the assembled screwdriver screw holder. These consist essentially of FIG. 1 in engagement with a screw,
borrowed either from a mechanical gripping device. 3 shows an enlarged illustration of FIG. 2 device with a tension spring or partially in section via the screw,
slip-on rubber sleeves. 4 shows the front view of the screwdriver
Family
ID=
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