Suction Hose For a Vacuum Cleaner

Abstract

A suction hose for a vacuum cleaner includes a first hose part, a second hose part, and a jacket part. The first hose part is variable in length and includes a hose wall having a coil spring integrated therein, the coil spring being configured to automatically return the first hose part from an extended position to a shortened position. The second hose part is operably connected to the first hose part. The jacket part is configured to receive the first hose part. The jacket part has a length at least equal to a maximum extended length of the first hose part.

1 - 6 . (canceled) 
     
     
         7 : A suction hose for a vacuum cleaner, comprising:
 a first hose part, the first hose part being variable in length and including a hose wall having a coil spring integrated therein, the coil spring being configured to automatically return the first hose part from an extended position to a shortened position;   a second hose part operably connected to the first hose part; and   a jacket part configured to receive the first hose pail, the jacket part having a length at least equal to a maximum extended length of the first hose part.   
     
     
         8 : The suction hose as recited in  claim 7  wherein the length of the jacket part is about one meter. 
     
     
         9 : The suction hose as recited in  claim 7  wherein the length of the jacket part is equal to a sun of a minimum unextended length of the first hose part and a length of the second hose part. 
     
     
         10 : The suction hose as recited in  claim 8  wherein the length of the jacket part is equal to a sum of a minimum unextended length of the first hose part and a length of the second hose part. 
     
     
         11 : The suction hose as recited in  claim 7  wherein the jacket part includes a flexible jacket tube. 
     
     
         12 : The suction hose as recited in  claim 8  wherein the jacket part includes a flexible jacket tube. 
     
     
         13 : The suction hose as recited in  claim 9  wherein the jacket part includes a flexible jacket tube. 
     
     
         14 : The suction hose as recited in  claim 10  wherein the jacket part includes a flexible jacket tube. 
     
     
         15 : The suction hose as recited in  claim 7  wherein the jacket part includes an end associated with the second hose part, the end including a locking device configured to secure the first hose part in position. 
     
     
         16 : The suction hose as recited in  claim 8  wherein the jacket part includes an end associated with the second hose part, the end including a locking device configured to secure the first hose part in position. 
     
     
         17 : The suction hose as recited in  claim 9  wherein the jacket part includes an end associated with the second hose part, the end including a locking device configured to secure the first hose part in position. 
     
     
         18 : The suction hose as recited in  claim 10  wherein the Jacket part includes an end associated with the second hose part, the end including a locking device configured to secure the first hose part in position. 
     
     
         19 : The suction hose as recited in  claim 11  wherein the jacket part includes an end associated with the second hose part, the end including a locking device configured to secure the first hose part in position. 
     
     
         20 : The suction hose as recited in  claim 15  wherein the second hose part includes grooves, and wherein the locking device includes at least one spring-loaded lever disposed at the end of the jacket part, the spring-loaded lever including a latching hook configured to engage the grooves. 
     
     
         21 : The suction hose as recited in  claim 16  wherein the second hose part includes grooves, and wherein the locking device includes at least one spring-loaded lever disposed at the end of the jacket part, the spring-loaded lever including a latching hook configured to engage the grooves. 
     
     
         22 : The suction hose as recited in  claim 17  wherein the second hose part includes grooves, and wherein the locking device includes at least one spring-loaded lever disposed at the end of the jacket part, the spring-loaded lever including a latching hook configured to engage the grooves. 
     
     
         23 : The suction hose as recited in  claim 18  wherein the second hose part includes grooves, and wherein the locking device includes at least one spring-loaded lever disposed at the end of the jacket part, the spring-loaded lever including a latching hook configured to engage the grooves. 
     
     
         24 : The suction hose as recited in  claim 19  wherein the second hose part includes grooves, and wherein the locking device includes at least one spring-loaded lever disposed at the end of the jacket part, the spring-loaded lever including a latching hook configured to engage the grooves. 
     
     
         25 : The suction hose as recited in  claim 15  wherein the second hose part includes grooves, and wherein the locking device includes at least one spring-loaded lever disposed at the end of the jacket part, the spring-loaded lever including a latching hook configured to engage the grooves.