DE1669280U - FUEL CAP FOR MOTOR VEHICLES. - Google Patents

Description

Mr. L lage a (Wiirtt *).
Lautertalweg Il

Tanker closure for motor vehicles

xaiikyerschlüsse for Kraftfahrsenge niis.seα different conditions. Bechaimg träsen, which exist, - iless the Yersehluss on the one hand dea.Tank is closing a nut, uni while driving on fuel "a'bzahalten and also the LusfHessen τοη Exaftstoff to Texhindera,. Furthermore, however, also eitiaiLufteiatritt in order to enable a negative pressure tank is sucked to Termeiden, wenn'der fuel after Yergaser and thereby gradually emptied of! Hank. J ¹ Uf the dense ibsehluss is a resilient Yerriegelong-erforderliehv by, τ / elk the Yersehluss- Gichtung against the volume of the "pressed ankoffnung uiiä »

The invention is particularly directed to Closures Eit Baionettverriegelung. where one Leaf spring or a spring-loaded bracket in the Yersehluss udder grips a strap in the tank opening

The previously known closures of this type ■ cook. rJLt equipped with a transverse leaf spring, cie se riveted to an intermediate sheet of the fastener i; ar »Ss is also known, the Belüfiungsoffniing im Yersehluss by a compliant element, s, B. one

Membrane to be closed off in such a way that the air from can penetrate inside if inside the Tanks a low. negative pressure arises, while without , this negative pressure the BelBfttuagsoffnong closed-- -remains * This means that the tank is also locked there, τ? βηηζ, Β * at TJnf all the TaakSffaung; is down *

The tank cap according to the invention carries * the described requirements In '"especially, cheaper quiet-bill, The E ^ iegelfedef is not aagenie / fc'etV ^ " but lies-freely within the closure bottom, so that a 'soft suspension-arises and is prevented, that so far the leaf spring has perished Loosening or even breaking out rivets · ' that a secure closure from the inside to the outside "exists is, "which, however, allows air access from the outside inside permitted without significant resistance, furthermore is due to the special design of the 'inner end surface made sure that the fuel that spurts out is back in the tank steered back'mrd »- ■ -

For this purpose, "erfinfiungsgemass" in the Cap of the closure with a double-walled insert -with Ventilation openings provided in both conversions. . · ■ of which the ilussere toch has a spring-loaded ball valve is completed and that further on. the .inside., the closure a cellar as a closure is tightly set, jinter "which a ^ aar-cli slits after .ans- '. the gripping leaf spring is inserted loosely.

In particular, the ball valve is between. the two. Walls of the; "upper insert placed, -" whereby the ball engages in an expression, - in which see "the ventilation opening is and the compression spring for" - the ball is guided in an expression of another 'wall'. The ventilation openings in the inner wall of the insert are in the area of 'one'

• * JlJ

annular bead; so that they veryag -zu. "______, - ^

lying flat, whereby "the penetrating clay feaftstof ^ between the walls of cLes-Binsatzes difficult, jrircU ^.

The inner departmental studio, at which- ^ the "; Flexural spring rests, is concave, which causes splashing Fuel is fed back into the: ■ - tank will· * ·

The drawing shows an implementation objective of the closure according to the invention shown *

It shows i '-. · ''

fig, 1 a cross section, Jig, 2 an 'interior view ^ partially · "without lower

feller,. '' * '"-. · *. \ · The closure consists of a curved one

Cap 1 with a 'band 2' on the side, somewhat drawn to the direction of the 'άηηφη'. In this cap there is a: double-walled attachment 'with. the outer wall. ^ 3 and the inner wall 4-laid »·. whose band is crimped around the band of the upper wall 3 \ and sealed by means of a sealing ring 5. Me ball is under the action of a light 'compression spring 8', the other end of which is guided in a 'lusdruckung-9. der -unteren land- 4 "* This' found 4 has an annular bead 10 in which you can see, for example, two ventilation openings

11, which are placed in such a way that they open out at the side »'' * ^; '■ · In the cap 1 - there is also a food plate

12 inserted / de ^ egen the set 3 ^ 4 closed by a sealing ring 13; -is * The band of this plate 12-is U-shaped going a «The outer leg sits firmly in the band '2' of the cap I ^ while the other 'Legs with openwork ^; ϊ4 is seen, - through which the ends 15 a -a 'arched leaf spring 15 grip,

The geirKLbtear Blaitfeder lies in the litte on'dem 'vaulted: Part: 16 of the cellar "12 · an jurd'-is thereby anter pretension * ·" In ¹ the misshapen band of the plate 12 is a sealing ring · 17 ge! Fe $, 'the''pressed-TBrird to the band 18 of the 19 Tänkstützens "" .Once the ends of ■ -Blattfeder 15 in the account when' bayonet locks kannten'Weise among nach'innen Torstehenden tape the filler neck IS turned "advertising .deή »

Claims (4)

Expectations ; . ■ 1) Tank cap for motor vehicles with bayonet locking through a cap set seal spring, characterized in that in the cradle (1) a double-walled insert (3, 4) with ventilation openings / (7a ,, 11) arranged in both foundanges is, tone which the outer opening through one spring-loaded ball valve (7,8) is alges closed and that in the cap a plate (12) as an inner conclusion diicht is inserted, on which the locking serving leaf spring (15) is loosely supported and with their Ends (15a) through openings \ (14) of the plate (12) outside. 2) Tank cap according to claim 1, characterized in that the findings (3, 4) of the insert ntit expressions (6,9) Tersehen are in which on the one hand the Yentilkugel (7), on the other hand the spring (8) is guided. . 3) Tankyersehlass nach.Anspruch 1, characterized in that the Absehlus plate (12) can be seen with a concave lölMng (16) and at the end with a known U-shaped meaning Ter, in which the sealing ring (TJ) lies * ';: : - ■; -: ;;;;; : '.- ■ >^; - 4) tank closure according to claim 1, characterized marked that / the inner land (4) of the · mission is provided with an annular bead (10) in which the ventilation openings (11) laterally opening gate are seen.