Jig saw extracting dust.
Abstract
Bei einer Stichsäge mit Absaugung der Sägespäne ist unterhalb der Grundplatte (4) ein flacher Absaugschuh (6) abnehmbar angeordnet, dessen Absaugkanäle (9) in einen Absaugstutzen (10) münden. Die das Stichsägeblatt (3) nach vorne umschließende Abdeckhaube (11) ist außerdem zweiteilig ausgeführt, wobei beide Teile (12, 14) mit einer kreisförmigen Kontur (16) ineinandergreifen. Damit läßt sich die Absaugung wirkungsvoll auch an Stichsägen anbringen, deren Gehäuse (1) um eine zur Vorschubrichtung parallele Achse (5-5) schwenkbar an der Grundplatte (4) gelagert ist.

Term
Term ended
Projected expiry passed 2 June 2009, 17.3 years ago.
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4 claims: 2 independent, 2 dependent
- 11) Stichsäge mit Absaugung mit einem Gehäuse, in dem das motorisch antreibbare Stichsägeblatt hin- und her-bewegbar gelagert ist, mit einer Grundplatte, an der ein Absaugkanal angeordnet ist und mit einer am Gehäuse angeordneten, das Stichsägeblatt nach vorne umschließenden Abdeckhaube, dadurch gekennzeichnet, daß unterhalb der Grundplatte (4) ein flacher Absaugschuh (6) abnehmbar angeordnet ist, dessen Absaugkanäle (9) sich unter der Grundplatte (4) bis zu deren Hinterkante (4˝) erstrecken und in einen mit dem Absaugschuh (6) verbundenen Absaugstutzen (10) münden.
- 22) Stichsäge nach Anspruch 1, deren Gehäuse um eine zur Vorschubrichtung parallelen Schwenkachse schwenkbar an der Grundplatte gelagert ist, dadurch gekennzeichnet, daß die Abdeckhaube (11) zweiteilig ausgeführt ist, wobei ein Oberteil (12) mit dem Gehäuse (1) und ein Unterteil (14) mit der Grundplatte (4) lösbar verbunden ist.
- 33) Stichsäge nach Anspruch 2, dadurch gekennzeichnet, daß das Unterteil (14) eine im wesentlichen halbkreisförmige, zur Schwenkachse (5-5) konzentrische Außenkontur (16) aufweist, die in eine kreisförmige Aussparung des Oberteils (12) eingreift.
- 44) Stichsäge nach einem der Ansprüche 1-3, dadurch gekennzeichnet, daß am hinteren, die Grundplatte (4) überragenden Ende des Absaugschuhs (6) Befestigungselemente (17) für Stichsägeblätter (3) vorgesehen sind.
Independent claims4
17 paragraphs, as filed
p0001The invention relates to a jigsaw with suction according to the preamble of claim. 1
p0002In a known jigsaw, which is placed with its base plate on the workpiece, a above the base plate arranged suction channel is provided for the extraction of sawdust. The jigsaw blade is enclosed at the front by means connected to the housing, one-piece cover that extends to the base plate.
p0003A disadvantage of this known jigsaw is the need that when sawing, the base must be replaced with suction. This is cumbersome and time consuming, the one-piece cover does not allow dazuhin to pivot the housing to the base plate for performing bevel cuts. With the known design so only vertical saw cuts are possible.
p0004Object of the present invention is therefore to provide a jigsaw of the aforementioned type, which can be retrofitted for exhaust and are available with the possibility oblique saw cuts.
p0005This object is achieved by the features specified in the characterizing part of claim 1.
p0006When the suction device according to the invention, it is possible to convert jigsaws without suction in a simple manner by attaching the Absaugschuhs Angle on the base plate for working with exhaustion.
p0007The suction shoe can be carried out advantageously made of plastic, so there is the further advantage that the surface of the workpiece while placing the jigsaw is spared.
p0008For safe and effective suction the jigsaw blade is enclosed at the front by a two-part cover, the two parts engage in one another, that the housing can be pivoted in a known manner with respect to the base plate, so that oblique saw cuts with extraction are possible.
p0009Since the suction shoe projects beyond the base plate to the rear, it can advantageously be provided with fasteners, in the kept available jigsaw blades of various embodiments can be inserted.
p0010In the following an embodiment of the invention is described in more detail with reference to the drawings:
p0011Show it: <ul><li>cut Fig. 1 Jigsaw from the side, suction shoe and cover</li><li>Fig. 2 is sectional view along line II - II in Figure 1.</li><li>Fig. 3 suction shoe from above</li></ul>
p0012In the jigsaw shown in Fig. 1 in a case 1 by an electric motor 2 can be driven jigsaw blade 3 back and forth slidably mounted. The housing 1 is arranged in a known manner on a base plate 4 that it is 5⁻⁵schwenkbar for execution of oblique saw cuts around an axis parallel to the direction of the pivot axis. (See also FIG. 2).
p0013For connecting the engagement point of the jigsaw blade 3 with a suction device not shown can be on the base plate 4 from below a suction shoe 6 attach, which is made of plastic and the resilient claws 7 surround the base plate 4 from above.
p0014The suction shoe 6 is designed as a flat frame, the outer walls 8 rest on three sides to the base plate 4th
p0015As Fig. 3 shows, the suction shoe 6 upwardly open air ducts 9, extending nearly to the front edge 4 'of the base plate 4 and are open to the jigsaw blade 3. After trailing edge 4˝ of base plate 4 which Luftführungskanä open le 9 in a related suction shoe 6 suction 10, with a non-illustrated hose the suction device is connectable.
p0016The jigsaw blade 3 is enclosed by the front of a two-piece cover 11, whose upper part 12 with a resilient clip 13 to the housing 1 and its lower part 14 on the base plate 4 is also plugged with elastic clips 15th Top 12 and bottom 14 touch at their separation point with an arc-shaped outer contour 16, which is concentric with the pivot axis. 5 It is thus possible, the housing 1 to pivot toward the base plate 4, wherein the full suction is maintained.
p0017On the upwardly facing surface of suction shoe 6, which protrudes beyond the base plate 4 to the rear, fasteners 17 may be provided in the form of elastic clips, can be kept available in which Jigsaw blades accommodate beside the suction 10 expediently.
4 sheets
Sheet 1 Sheet 2 Sheet 3 Sheet 4
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| WO2004080635A1 | Cited by | World Intellectual Property Organization (WIPO) | Applicant |
| WO2022089890A1 | Cited by | World Intellectual Property Organization (WIPO) | Applicant |
| US7356930B2 | Cited by | United States of America | Applicant |
| US8813376B2 | Cited by | United States of America | Search report |
| EP0456598A2 | Cited by | European Patent Office (EPO) | Search report |
| EP0610593A1 | Cited by | European Patent Office (EPO) | Search report |
| US6892459B2 | Cited by | United States of America | Search report |
| CN116600926A | Cited by | China | Search report |
| US9827623B2 | Cited by | United States of America | Applicant |
| US2012125170A1 | Cited by | United States of America | Pre-grant |
| EP2594361A3 | Cited by | European Patent Office (EPO) | Search report |
| US9899899B2 | Cited by | United States of America | Applicant |
| AU2006202619B2 | Cited by | Australia | Search report |
| GB2405829A | Cited by | United Kingdom | Search report |
| WO2004080636A1 | Cited by | World Intellectual Property Organization (WIPO) | Applicant |
| EP1514655A3 | Cited by | European Patent Office (EPO) | Search report |
| EP2594361A2 | Cited by | European Patent Office (EPO) | Search report |
| JP2011230240A | Cited by | Japan | Search report |
| US9844823B2 | Cited by | United States of America | Applicant |
| EP1514655A2 | Cited by | European Patent Office (EPO) | Applicant |
| WO2022089890A1 | Cited by | World Intellectual Property Organization (WIPO) | International search |
| EP0579964A1 | Cited by | European Patent Office (EPO) | Search report |
| EP1834723A1 | Cited by | European Patent Office (EPO) | Search report |
| US10029322B2 | Cited by | United States of America | Applicant |
| JP2011230240A | Cited by | Japan | Examiner |
| JP2023547292A | Cited by | Japan | Search report |
| EP0456598A3 | Cited by | European Patent Office (EPO) | Search report |
| AU2004208665B2 | Cited by | Australia | Search report |
| US9981327B2 | Cited by | United States of America | Applicant |
| US9899899B2 | Cited by | United States of America | Applicant |
| EP0073693A1 | Cites | European Patent Office (EPO) | Search report |
| FR2327845A1 | Cites | France | Search report |
| US4233738A | Cites | United States of America | Search report |
2 priority claims, no other members on record
Priority claims2
| Document | Office | Kind | Date |
|---|---|---|---|
| 3820752 | Germany | – | |
| 3820752 | Germany | A |
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| Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed]GBV | GBV | |
| Fr: translation not filedEN | EN | |
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| Lapsed in a contracting state [announced via postgrant information from national office to epo]LapsedPG25 | PG25 | |
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Numbers
- Publication
- 0347631
- Application
- 891100000
Titles3
- German
- Stichsäge mit Absaugung
- English
- Jig saw extracting dust
- French
- Scie sauteuse munie d'une aspiration des copeaux
Classification
- CPC, 5
- B23Q11/0046
- B23D59/0064
- B23D49/167
- B23D51/03
- B23D59/006
- IPC, 5
- B23D49 16
- B23D51 03
- B23D59 00
- B23Q11 00
- B27B19 09
Designated states4
- Contracting states, 4
- Germany
- France
- United Kingdom
- Italy