# US 9,434,593 B2 · Filling element

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- Number: US 9,434,593 B2
- Document ID: US9434593B2
- Status: Granted
- Kind: B2
- Application number: 14/399,609
- Filed: 2013-04-06
- Published: 2015-04-30
- Granted: 2016-09-06
- Earliest claimed: 2012-05-10
- Assignees: KHS GmbH
- Applicants: KHS GmbH
- Inventors: Dieter-Rudolf Krulitsch
- Web page: https://patentgrep.com/patent/US9434593B2

## CPC

- B67C 3/26: Filling-heads; Means for engaging filling-heads with bottle necks
- B67C 3/225: {Means for filling simultaneously, e.g. in a rotary filling apparatus or multiple rows of containers}
- B67C 3/28: Flow-control devices, e.g. using valves ({B67C3/2617, B67C3/2625, B67C3/2637 take precedence}; valves in general F16K)
- B67C 3/281: {Profiled valve bodies for smoothing the flow at the outlet of the filling nozzle}
- B67C 3/282: {related to filling level control (B67C3/2617, B67C3/2625 take precedence)}
- B67C 3/286: {related to flow rate control, i.e. controlling slow and fast filling phases}
- B67C: CLEANING, FILLING WITH LIQUIDS OR SEMILIQUIDS, OR EMPTYING, OF BOTTLES, JARS, CANS, CASKS, BARRELS, OR SIMILAR CONTAINERS, NOT OTHERWISE PROVIDED FOR; FUNNELS

## Abstract

A filling element includes a housing, a channel formed in the housing's interior and having a dispensing opening to introduce content into a package, a valve having a valve body that moves along an axis to open and close the valve, an actuator to move the valve body, an axial-sliding guide, and a rod-like guide element that at least partly forms the sliding guide. The axial-sliding guide guides a guided structure on or inside the guide element, and is disposed solely outside the liquid channel. The axial-sliding guide is formed at least in part by the rod-like guide element. The guided structure is either the valve body, a valve tappet, or a combination thereof.

## Claims

### Claim 1

An apparatus for filling a package with liquid content, said apparatus comprising a filling element, wherein said filling element comprises a filling-element housing, a liquid channel, a dispensing opening, a valve having a valve body, an actuator, an axial-sliding guide, and a rod-like guide element, wherein said filling-element housing defines a filling-element-housing interior, wherein said liquid channel is formed in said filling-element-housing interior, wherein said dispensing opening is formed at least in part by said liquid channel, wherein said dispensing opening is disposed to introduce said liquid content into said package, wherein said valve body is movable along an axis, wherein said actuator is configured to move said valve body along said axis in an opening and closing stroke, wherein movement of said valve body along said axis results in opening and closing said valve, wherein said axial-sliding guide is configured to guide a guided structure, wherein said axial-sliding guide is disposed solely outside said liquid channel, which is occupied by said liquid contents, wherein said axial-sliding guide is formed at least in part by said rod-like guide element, wherein said rod-like guide element extends along said axis, wherein said guided structure is guided axially on or inside said rod-like guide element, wherein said axis is selected from the group consisting of a stroke axis and a filling element axis, and wherein said guided structure is selected from the group consisting of said valve body, a valve tappet, and a combination of said valve body and said valve tappet.

### Claim 2 (depends on 1)

The apparatus of claim 1, wherein said rod-like guide element comprises an end, wherein said end is remote from said dispensing opening, and wherein said rod-like guide element is held on said filling-element housing by said end.

### Claim 3 (depends on 1)

The apparatus of claim 1, wherein said guided structure is guided on or in said rod-like guide element along an axial length that is at least twice as long as said opening and closing stroke.

### Claim 4 (depends on 3)

The apparatus of claim 3, wherein said guided structure is guided on or in said rod-like guide element along an axial length that is at least three times as long as said opening and closing stroke.

### Claim 5 (depends on 1)

The apparatus of claim 1, wherein said guided structure comprises said combination of said valve body and said valve tappet, wherein said guided structure is hollow along a partial length thereof, and wherein said guided structure is axially displaceable on said rod-like guide element.

### Claim 6 (depends on 1)

The apparatus of claim 1, wherein said guided structure comprises said combination of said valve body and said valve tappet, wherein said guided structure comprises a bore extending along a partial length thereof, and wherein said guided structure is axially displaceable on said rod-like guide element.

### Claim 7 (depends on 1)

The apparatus of claim 1, wherein said valve body is hollow along a partial length thereof, wherein said valve body is axially guided on said rod-like guide element through said hollow partial length.

### Claim 8 (depends on 1)

The apparatus of claim 1, wherein said valve body comprises a bore extending therethrough, wherein said valve body is axially guided on said rod-like guide element through said bore.

### Claim 9 (depends on 8)

The apparatus of claim 8, wherein said bore has a closed end.

### Claim 10 (depends on 1)

The apparatus of claim 1, wherein said guided structure comprises said valve tappet, wherein said rod-like guide element is a tubular rod-like guide element, wherein said valve tappet is axially guided in said tubular rod-like guide element, wherein said rod-like guide element has an end, wherein said end protrudes from said rod-like guide element, wherein said end is remote from said actuator, and wherein said rod-like guide element is connected to said valve body by said end.

### Claim 11 (depends on 1)

The apparatus of claim 1, wherein said axial-sliding guide comprises a sliding bearing provided on at least one of said rod-like guide element, said valve body, and said valve tappet.

### Claim 12 (depends on 1)

The apparatus of claim 1, further comprising a seal, wherein said seal separates said axial-sliding guide and said liquid channel.

### Claim 13 (depends on 1)

The apparatus of claim 1, further comprising a valve seat, wherein said valve body comprises a region that cooperates with said valve seat, wherein at or in a vicinity of said region, said valve body is guided on said rod-like guide element, wherein, when said liquid valve is closed, a distance between said valve seat and said guide is less than three times as long as said opening and closing stroke.

### Claim 14 (depends on 1)

The apparatus of claim 1, wherein said rod-like guide element comprises a guide rod.

### Claim 15 (depends on 1)

The apparatus of claim 1, wherein said axial-sliding guide extends at least partially into said filling-element-housing interior.
